diff --git a/common/flatpak-dir.c b/common/flatpak-dir.c
index f457c0f3..45c938d1 100644
--- a/common/flatpak-dir.c
+++ b/common/flatpak-dir.c
@@ -2303,7 +2303,6 @@ flatpak_dir_lookup_repo_metadata (FlatpakDir    *self,
                                   ...)
 {
   va_list args;
-  g_autofree char *collection_id = NULL;
   g_autoptr(GVariant) metadata = NULL;
   g_autoptr(GVariant) value = NULL;