diff --git a/app/flatpak-builtins-add-remote.c b/app/flatpak-builtins-add-remote.c
index dfab691b..ecd30bf1 100644
--- a/app/flatpak-builtins-add-remote.c
+++ b/app/flatpak-builtins-add-remote.c
@@ -208,14 +208,14 @@ load_options (const char *filename,
 
       if (bytes == NULL)
         {
-          g_printerr ("Can't load uri %s: %s\n", filename, error->message);
+          g_printerr (_("Can't load uri %s: %s\n"), filename, error->message);
           exit (1);
         }
 
       options_data = g_bytes_get_data (bytes, &options_size);
       if (!g_key_file_load_from_data (keyfile, options_data, options_size, 0, &error))
         {
-          g_printerr ("Can't load uri %s: %s\n", filename, error->message);
+          g_printerr (_("Can't load uri %s: %s\n"), filename, error->message);
           exit (1);
         }
     }
@@ -223,7 +223,7 @@ load_options (const char *filename,
     {
       if (!g_key_file_load_from_file (keyfile, filename, 0, &error))
         {
-          g_printerr ("Can't load file %s: %s\n", filename, error->message);
+          g_printerr (_("Can't load file %s: %s\n"), filename, error->message);
           exit (1);
         }
     }
@@ -231,7 +231,7 @@ load_options (const char *filename,
 
   if (!g_key_file_has_group (keyfile, FLATPAK_REPO_GROUP))
     {
-      g_printerr ("Invalid file format");
+      g_printerr (_("Invalid file format"));
       exit (1);
     }
 
@@ -239,7 +239,7 @@ load_options (const char *filename,
                                    FLATPAK_REPO_VERSION_KEY, NULL);
   if (version != NULL && strcmp (version, "1") != 0)
     {
-      g_printerr ("Invalid version %s, only 1 supported", version);
+      g_printerr (_("Invalid version %s, only 1 supported"), version);
       exit (1);
     }
 
@@ -283,7 +283,7 @@ load_options (const char *filename,
       decoded = g_base64_decode (str, &decoded_len);
       if (decoded_len < 10) /* Check some minimal size so we don't get crap */
         {
-          g_printerr ("Invalid gpg key");
+          g_printerr (_("Invalid gpg key"));
           exit (1);
         }
 
diff --git a/app/flatpak-builtins-build-commit-from.c b/app/flatpak-builtins-build-commit-from.c
index dde8c50e..52599770 100644
--- a/app/flatpak-builtins-build-commit-from.c
+++ b/app/flatpak-builtins-build-commit-from.c
@@ -253,7 +253,7 @@ flatpak_builtin_build_commit_from (int argc, char **argv, GCancellable *cancella
       /* Don't create a new commit if this is the same tree */
       if (!opt_force && dst_parent_root != NULL && g_file_equal (dst_parent_root, src_ref_root))
         {
-          g_print ("%s: no change\n", dst_ref);
+          g_print (_("%s: no change\n"), dst_ref);
           continue;
         }
 
diff --git a/app/flatpak-builtins-build-export.c b/app/flatpak-builtins-build-export.c
index fd0c85c0..fd5976f8 100644
--- a/app/flatpak-builtins-build-export.c
+++ b/app/flatpak-builtins-build-export.c
@@ -338,7 +338,7 @@ validate_desktop_file (GFile *desktop_file,
   if (!subprocess)
     {
       if (!g_error_matches (local_error, G_SPAWN_ERROR, G_SPAWN_ERROR_NOENT))
-        g_print ("WARNING: Error running desktop-file-validate: %s\n", local_error->message);
+        g_print (_("WARNING: Error running desktop-file-validate: %s\n"), local_error->message);
 
       g_clear_error (&local_error);
       goto check_refs;
@@ -346,13 +346,13 @@ validate_desktop_file (GFile *desktop_file,
 
   if (!g_subprocess_communicate_utf8 (subprocess, NULL, NULL, &stdout_buf, &stderr_buf, &local_error))
     {
-      g_print ("WARNING: Error reading from desktop-file-validate: %s\n", local_error->message);
+      g_print (_("WARNING: Error reading from desktop-file-validate: %s\n"), local_error->message);
       g_clear_error (&local_error);
     }
 
   if (g_subprocess_get_if_exited (subprocess) &&
       g_subprocess_get_exit_status (subprocess) != 0)
-    g_print ("WARNING: Failed to validate desktop file %s: %s\n", path, stdout_buf);
+    g_print (_("WARNING: Failed to validate desktop file %s: %s\n"), path, stdout_buf);
 
 check_refs:
   /* Test that references to other files are valid */
@@ -367,7 +367,7 @@ check_refs:
                                    &local_error);
   if (!command)
     {
-      g_print ("WARNING: Can't find Exec key in %s: %s\n", path, local_error->message);
+      g_print (_("WARNING: Can't find Exec key in %s: %s\n"), path, local_error->message);
       g_clear_error (&local_error);
     }
 
@@ -375,14 +375,14 @@ check_refs:
 
   bin_file = convert_app_absolute_path (argv[0], files);
   if (!g_file_query_exists (bin_file, NULL))
-    g_print ("WARNING: Binary not found for Exec line in %s: %s\n", path, command);
+    g_print (_("WARNING: Binary not found for Exec line in %s: %s\n"), path, command);
 
   *icon = g_key_file_get_string (key_file,
                                  G_KEY_FILE_DESKTOP_GROUP,
                                  G_KEY_FILE_DESKTOP_KEY_ICON,
                                  NULL);
   if (*icon && !g_str_has_prefix (*icon, app_id))
-    g_print ("WARNING: Icon not matching app id in %s: %s\n", path, *icon);
+    g_print (_("WARNING: Icon not matching app id in %s: %s\n"), path, *icon);
 
   *activatable = g_key_file_get_boolean (key_file,
                                          G_KEY_FILE_DESKTOP_GROUP,
@@ -410,7 +410,7 @@ validate_icon (const char *icon,
   svg  = g_strconcat (icon, ".svg", NULL);
   if (!find_file_in_tree (icondir, png) &&
       !find_file_in_tree (icondir, svg))
-    g_print ("WARNING: Icon referenced in desktop file but not exported: %s\n", icon);
+    g_print (_("WARNING: Icon referenced in desktop file but not exported: %s\n"), icon);
 
   return TRUE;
 }
@@ -472,7 +472,7 @@ validate_service_file (GFile *service_file,
 
   bin_file = convert_app_absolute_path (argv[0], files);
   if (!g_file_query_exists (bin_file, NULL))
-    g_print ("WARNING: Binary not found for Exec line in %s: %s\n", path, command);
+    g_print (_("WARNING: Binary not found for Exec line in %s: %s\n"), path, command);
 
   return TRUE;
 }
@@ -967,12 +967,13 @@ flatpak_builtin_build_export (int argc, char **argv, GCancellable *cancellable,
 
   format_size = g_format_size (stats.content_bytes_written);
 
-  g_print ("Commit: %s\n", commit_checksum);
-  g_print ("Metadata Total: %u\n", stats.metadata_objects_total);
-  g_print ("Metadata Written: %u\n", stats.metadata_objects_written);
-  g_print ("Content Total: %u\n", stats.content_objects_total);
-  g_print ("Content Written: %u\n", stats.content_objects_written);
-  g_print ("Content Bytes Written: %" G_GUINT64_FORMAT " (%s)\n", stats.content_bytes_written, format_size);
+  g_print (_("Commit: %s\n"), commit_checksum);
+  g_print (_("Metadata Total: %u\n"), stats.metadata_objects_total);
+  g_print (_("Metadata Written: %u\n"), stats.metadata_objects_written);
+  g_print (_("Content Total: %u\n"), stats.content_objects_total);
+  g_print (_("Content Written: %u\n"), stats.content_objects_written);
+  g_print (_("Content Bytes Written:"));
+  g_print (" %" G_GUINT64_FORMAT " (%s)\n", stats.content_bytes_written, format_size);
 
   ret = TRUE;
 
diff --git a/app/flatpak-builtins-build-finish.c b/app/flatpak-builtins-build-finish.c
index f41d2da2..68674191 100644
--- a/app/flatpak-builtins-build-finish.c
+++ b/app/flatpak-builtins-build-finish.c
@@ -136,11 +136,11 @@ export_dir (int           source_parent_fd,
 
           if (!flatpak_has_name_prefix (dent->d_name, required_prefix))
             {
-              g_print ("Not exporting %s, wrong prefix\n", source_printable);
+              g_print (_("Not exporting %s, wrong prefix\n"), source_printable);
               continue;
             }
 
-          g_print ("Exporting %s\n", source_printable);
+          g_print (_("Exporting %s\n"), source_printable);
 
           if (!glnx_file_copy_at (source_iter.fd, dent->d_name, &stbuf,
                                   destination_dfd, dent->d_name,
@@ -381,7 +381,7 @@ update_metadata (GFile *base, FlatpakContext *arg_context, gboolean is_runtime,
                 {
                   if (command != NULL)
                     {
-                      g_print ("More than one executable found\n");
+                      g_print (_("More than one executable found\n"));
                       break;
                     }
                   command = g_strdup (g_file_info_get_name (child_info));
@@ -392,12 +392,12 @@ update_metadata (GFile *base, FlatpakContext *arg_context, gboolean is_runtime,
 
           if (command)
             {
-              g_print ("Using %s as command\n", command);
+              g_print (_("Using %s as command\n"), command);
               g_key_file_set_string (keyfile, group, FLATPAK_METADATA_KEY_COMMAND, command);
             }
           else
             {
-              g_print ("No executable found\n");
+              g_print (_("No executable found\n"));
             }
         }
     }
diff --git a/app/flatpak-builtins-build-import-bundle.c b/app/flatpak-builtins-build-import-bundle.c
index 7f0c3094..1dc5f96c 100644
--- a/app/flatpak-builtins-build-import-bundle.c
+++ b/app/flatpak-builtins-build-import-bundle.c
@@ -120,7 +120,7 @@ import_oci (OstreeRepo *repo, GFile *file,
   if (commit_checksum == NULL)
     return NULL;
 
-  g_print ("Importing %s (%s)\n", target_ref, commit_checksum);
+  g_print (_("Importing %s (%s)\n"), target_ref, commit_checksum);
 
   return g_strdup (commit_checksum);
 }
@@ -148,7 +148,7 @@ import_bundle (OstreeRepo *repo, GFile *file,
   else
     ref = bundle_ref;
 
-  g_print ("Importing %s (%s)\n", ref, to_checksum);
+  g_print (_("Importing %s (%s)\n"), ref, to_checksum);
   if (!flatpak_pull_from_bundle (repo, file,
                                  NULL, ref, FALSE,
                                  cancellable,
diff --git a/app/flatpak-builtins-repo.c b/app/flatpak-builtins-repo.c
index d4c8baa7..3fdfe2cb 100644
--- a/app/flatpak-builtins-repo.c
+++ b/app/flatpak-builtins-repo.c
@@ -45,19 +45,19 @@ print_info (GVariant *meta)
   g_autoptr(GVariant) gpg_keys = NULL;
 
   if (g_variant_lookup (meta, "xa.title", "&s", &title))
-    g_print ("Title: %s\n", title);
+    g_print (_("Title: %s\n"), title);
 
   if (g_variant_lookup (meta, "collection-id", "&s", &collection_id))
-    g_print ("Collection ID: %s\n", collection_id);
+    g_print (_("Collection ID: %s\n"), collection_id);
 
   if (g_variant_lookup (meta, "xa.default-branch", "&s", &default_branch))
-    g_print ("Default branch: %s\n", default_branch);
+    g_print (_("Default branch: %s\n"), default_branch);
 
   if (g_variant_lookup (meta, "xa.redirect-url", "&s", &redirect_url))
-    g_print ("Redirect URL: %s\n", redirect_url);
+    g_print (_("Redirect URL: %s\n"), redirect_url);
 
   if (g_variant_lookup (meta, "xa.collection-id", "&s", &redirect_collection_id))
-    g_print ("Redirect collection ID: %s\n", redirect_collection_id);
+    g_print (_("Redirect collection ID: %s\n"), redirect_collection_id);
 
   if ((gpg_keys = g_variant_lookup_value (meta, "xa.gpg-keys", G_VARIANT_TYPE_BYTESTRING)) != NULL)
     {
@@ -65,7 +65,7 @@ print_info (GVariant *meta)
       gsize gpg_size = g_variant_get_size (gpg_keys);
       g_autofree gchar *gpg_data_checksum = g_compute_checksum_for_data (G_CHECKSUM_SHA256, gpg_data, gpg_size);
 
-      g_print ("GPG key hash: %s\n", gpg_data_checksum);
+      g_print (_("GPG key hash: %s\n"), gpg_data_checksum);
     }
 
   cache = g_variant_lookup_value (meta, "xa.cache", NULL);
@@ -74,7 +74,7 @@ print_info (GVariant *meta)
       g_autoptr(GVariant) refdata = NULL;
 
       refdata = g_variant_get_variant (cache);
-      g_print ("%zd branches\n", g_variant_n_children (refdata));
+      g_print (_("%zd branches\n"), g_variant_n_children (refdata));
     }
 }
 
diff --git a/app/flatpak-builtins-update.c b/app/flatpak-builtins-update.c
index 3e20e61a..9336f771 100644
--- a/app/flatpak-builtins-update.c
+++ b/app/flatpak-builtins-update.c
@@ -96,7 +96,7 @@ update_appstream (FlatpakDir *dir, const char *remote, GCancellable *cancellable
           g_autoptr(OstreeAsyncProgress) progress = flatpak_progress_new (flatpak_terminal_progress_cb, &terminal_progress);
           if (!flatpak_dir_update_appstream (dir, remotes[i], opt_arch, &changed,
                                              progress, cancellable, &local_error))
-            g_printerr ("Error updating: %s\n", local_error->message);
+            g_printerr (_("Error updating: %s\n"), local_error->message);
           ostree_async_progress_finish (progress);
           flatpak_terminal_progress_end (&terminal_progress);
         }
@@ -153,7 +153,7 @@ flatpak_builtin_update (int           argc,
                                          opt_no_static_deltas, !opt_no_deps, !opt_no_related);
   kinds = flatpak_kinds_from_bools (opt_app, opt_runtime);
 
-  g_print ("Looking for updates...\n");
+  g_print (_("Looking for updates...\n"));
 
   for (j = 0; j == 0 || j < n_prefs; j++)
     {
diff --git a/app/flatpak-transaction.c b/app/flatpak-transaction.c
index 208a3235..4df48d65 100644
--- a/app/flatpak-transaction.c
+++ b/app/flatpak-transaction.c
@@ -291,7 +291,7 @@ ask_for_remote (FlatpakTransaction *self, const char **remotes)
   if (self->no_interaction)
     {
       chosen = 1;
-      g_print ("Found in remote %s\n", remotes[0]);
+      g_print (_("Found in remote %s\n"), remotes[0]);
     }
   else if (n_remotes == 1)
     {
@@ -489,7 +489,7 @@ flatpak_transaction_add_ref (FlatpakTransaction *self,
         metadata = remote_metadata;
       else
         {
-          g_print ("Warning: Can't find dependencies: %s\n", local_error->message);
+          g_print (_("Warning: Can't find dependencies: %s\n"), local_error->message);
           g_clear_error (&local_error);
         }
     }
@@ -516,7 +516,7 @@ flatpak_transaction_add_ref (FlatpakTransaction *self,
       if (required_version)
         {
           if (sscanf (required_version, "%d.%d.%d", &required_major, &required_minor, &required_micro) != 3)
-            g_print ("Invalid require-flatpak argument %s\n", required_version);
+            g_print (_("Invalid require-flatpak argument %s\n"), required_version);
           else
             {
               if (required_major > PACKAGE_MAJOR_VERSION ||
@@ -634,7 +634,7 @@ flatpak_transaction_update_metadata (FlatpakTransaction  *self,
 
       g_debug ("Updating remote metadata for %s", remote);
       if (!flatpak_dir_update_remote_configuration (self->dir, remote, cancellable, &my_error))
-        g_printerr("Error updating remote metadata for '%s': %s\n", remote, my_error->message);
+        g_printerr (_("Error updating remote metadata for '%s': %s\n"), remote, my_error->message);
     }
 
   /* Reload changed configuration */
diff --git a/common/flatpak-dir.c b/common/flatpak-dir.c
index 46a80c70..5b58342e 100644
--- a/common/flatpak-dir.c
+++ b/common/flatpak-dir.c
@@ -7196,7 +7196,7 @@ flatpak_dir_prune (FlatpakDir   *self,
   /* There was an issue in ostree where for local pulls we don't get a .commitpartial (now fixed),
      which caused errors when pruning. We print these here, but don't stop processing. */
   if (local_error != NULL)
-    g_print ("Pruning repo failed: %s", local_error->message);
+    g_print (_("Pruning repo failed: %s"), local_error->message);
 
   return ret;
 
@@ -7816,7 +7816,7 @@ find_matching_ref (GHashTable *refs,
 
       /* Nothing to do other than reporting the different choices */
       g_autoptr(GString) err = g_string_new ("");
-      g_string_printf (err, "Multiple branches available for %s, you must specify one of: ", name);
+      g_string_printf (err, _("Multiple branches available for %s, you must specify one of: "), name);
       g_ptr_array_sort (matched_refs, flatpak_strcmp0_ptr);
       for (j = 0; j < matched_refs->len; j++)
         {
diff --git a/common/flatpak-utils.c b/common/flatpak-utils.c
index 03f24bd4..62d554cd 100644
--- a/common/flatpak-utils.c
+++ b/common/flatpak-utils.c
@@ -581,13 +581,13 @@ flatpak_migrate_from_xdg_app (void)
   if (!g_file_test (dest, G_FILE_TEST_EXISTS) &&
       g_file_test (source, G_FILE_TEST_EXISTS))
     {
-      g_print ("Migrating %s to %s\n", source, dest);
+      g_print (_("Migrating %s to %s\n"), source, dest);
       if (rename (source, dest) != 0)
         {
           if (errno != ENOENT &&
               errno != ENOTEMPTY &&
               errno != EEXIST)
-            g_print ("Error during migration: %s\n", g_strerror (errno));
+            g_print (_("Error during migration: %s\n"), g_strerror (errno));
         }
     }
 }
@@ -6514,7 +6514,7 @@ progress_cb (OstreeAsyncProgress *progress, gpointer user_data)
 
       estimating = TRUE;
 
-      g_string_append_printf (buf, "Downloading metadata: %u/(estimating) %s",
+      g_string_append_printf (buf, _("Downloading metadata: %u/(estimating) %s"),
                               fetched, formatted_bytes_total_transferred);
 
       /* Go up to 5% until the metadata is all fetched */
@@ -6538,7 +6538,7 @@ progress_cb (OstreeAsyncProgress *progress, gpointer user_data)
           total = total_delta_part_size - fetched_delta_part_size + total_extra_data_bytes;
           formatted_bytes_total = g_format_size_full (total, 0);
 
-          g_string_append_printf (buf, "Downloading: %s/%s",
+          g_string_append_printf (buf, _("Downloading: %s/%s"),
                                   formatted_bytes_total_transferred,
                                   formatted_bytes_total);
         }
@@ -6558,12 +6558,12 @@ progress_cb (OstreeAsyncProgress *progress, gpointer user_data)
           if (downloading_extra_data)
             {
               g_autofree gchar *formatted_bytes_total = g_format_size_full (total, 0);;
-              g_string_append_printf (buf, "Downloading extra data: %s/%s",
+              g_string_append_printf (buf, _("Downloading extra data: %s/%s"),
                                       formatted_bytes_total_transferred,
                                       formatted_bytes_total);
             }
           else
-            g_string_append_printf (buf, "Downloading files: %d/%d %s",
+            g_string_append_printf (buf, _("Downloading files: %d/%d %s"),
                                     fetched, requested, formatted_bytes_total_transferred);
         }