diff --git a/Cargo.lock b/Cargo.lock
index cf050da27..dabe3fa85 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4451,8 +4451,7 @@ dependencies = [
 [[package]]
 name = "ruma"
 version = "0.12.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c64fdaae631940eda62844a8a3026aba2ba84c22588c888ebec44861ba4d0c18"
+source = "git+https://github.com/ruma/ruma?rev=689d9613a985edc089b5b729e6d9362f09b5df4f#689d9613a985edc089b5b729e6d9362f09b5df4f"
 dependencies = [
  "assign",
  "js_int",
@@ -4468,8 +4467,7 @@ dependencies = [
 [[package]]
 name = "ruma-client-api"
 version = "0.20.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9a89ac03a0f4451f946ed9aed6fdd16ef5a78a3a2849e87af4b2474a176b2fb"
+source = "git+https://github.com/ruma/ruma?rev=689d9613a985edc089b5b729e6d9362f09b5df4f#689d9613a985edc089b5b729e6d9362f09b5df4f"
 dependencies = [
  "as_variant",
  "assign",
@@ -4492,8 +4490,7 @@ dependencies = [
 [[package]]
 name = "ruma-common"
 version = "0.15.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b75da013b362664c3e161662902e5da3f77e990525681b59c6035bac27e87b4"
+source = "git+https://github.com/ruma/ruma?rev=689d9613a985edc089b5b729e6d9362f09b5df4f#689d9613a985edc089b5b729e6d9362f09b5df4f"
 dependencies = [
  "as_variant",
  "base64",
@@ -4525,8 +4522,7 @@ dependencies = [
 [[package]]
 name = "ruma-events"
 version = "0.30.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6c100eb6c7691ef010f18d9af315f486fc4da621b7203c431e88352148e84551"
+source = "git+https://github.com/ruma/ruma?rev=689d9613a985edc089b5b729e6d9362f09b5df4f#689d9613a985edc089b5b729e6d9362f09b5df4f"
 dependencies = [
  "as_variant",
  "indexmap",
@@ -4551,8 +4547,7 @@ dependencies = [
 [[package]]
 name = "ruma-federation-api"
 version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "373bc5a30b84574dfce3e75c33d79d6ba9843bf0eee1bf351f904eef9bea001a"
+source = "git+https://github.com/ruma/ruma?rev=689d9613a985edc089b5b729e6d9362f09b5df4f#689d9613a985edc089b5b729e6d9362f09b5df4f"
 dependencies = [
  "http",
  "js_int",
@@ -4566,8 +4561,7 @@ dependencies = [
 [[package]]
 name = "ruma-html"
 version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f3257ce3398e171ff15245767b1a3d201cfc5cce75f5af7ec7f6b8b5e1d2bdb"
+source = "git+https://github.com/ruma/ruma?rev=689d9613a985edc089b5b729e6d9362f09b5df4f#689d9613a985edc089b5b729e6d9362f09b5df4f"
 dependencies = [
  "as_variant",
  "html5ever",
@@ -4579,8 +4573,7 @@ dependencies = [
 [[package]]
 name = "ruma-identifiers-validation"
 version = "0.10.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ad674b5e5368c53a2c90fde7dac7e30747004aaf7b1827b72874a25fc06d4d8"
+source = "git+https://github.com/ruma/ruma?rev=689d9613a985edc089b5b729e6d9362f09b5df4f#689d9613a985edc089b5b729e6d9362f09b5df4f"
 dependencies = [
  "js_int",
  "thiserror 2.0.11",
@@ -4589,8 +4582,7 @@ dependencies = [
 [[package]]
 name = "ruma-macros"
 version = "0.15.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1182e83ee5cd10121974f163337b16af68a93eedfc7cdbdbd52307ac7e1d743"
+source = "git+https://github.com/ruma/ruma?rev=689d9613a985edc089b5b729e6d9362f09b5df4f#689d9613a985edc089b5b729e6d9362f09b5df4f"
 dependencies = [
  "cfg-if",
  "proc-macro-crate",
diff --git a/Cargo.toml b/Cargo.toml
index ad6bbe0ae..00f9b35a4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -60,7 +60,7 @@ reqwest = { version = "0.12.12", default-features = false }
 rmp-serde = "1.3.0"
 # Be careful to use commits from the https://github.com/ruma/ruma/tree/ruma-0.12
 # branch until a proper release with breaking changes happens.
-ruma = { version = "0.12.2", features = [
+ruma = { git = "https://github.com/ruma/ruma", rev = "689d9613a985edc089b5b729e6d9362f09b5df4f", features = [
     "client-api-c",
     "compat-upload-signatures",
     "compat-user-id",
@@ -74,8 +74,9 @@ ruma = { version = "0.12.2", features = [
     "unstable-msc4075",
     "unstable-msc4140",
     "unstable-msc4171",
-] }
-ruma-common = "0.15.2"
+    "unstable-msc4278",
+    ] }
+ruma-common = { git = "https://github.com/ruma/ruma", rev = "689d9613a985edc089b5b729e6d9362f09b5df4f" }
 serde = "1.0.217"
 serde_html_form = "0.2.7"
 serde_json = "1.0.138"
diff --git a/bindings/matrix-sdk-ffi/Cargo.toml b/bindings/matrix-sdk-ffi/Cargo.toml
index 723200140..6b8f9d51f 100644
--- a/bindings/matrix-sdk-ffi/Cargo.toml
+++ b/bindings/matrix-sdk-ffi/Cargo.toml
@@ -33,7 +33,7 @@ matrix-sdk-ffi-macros = { workspace = true }
 matrix-sdk-ui = { workspace = true, features = ["uniffi"] }
 mime = "0.3.16"
 once_cell = { workspace = true }
-ruma = { workspace = true, features = ["html", "unstable-unspecified", "unstable-msc3488", "compat-unset-avatar", "unstable-msc3245-v1-compat"] }
+ruma = { workspace = true, features = ["html", "unstable-unspecified", "unstable-msc3488", "compat-unset-avatar", "unstable-msc3245-v1-compat", "unstable-msc4278"] }
 serde = { workspace = true }
 serde_json = { workspace = true }
 thiserror = { workspace = true }
diff --git a/crates/matrix-sdk/Cargo.toml b/crates/matrix-sdk/Cargo.toml
index 9e0f3885a..294857698 100644
--- a/crates/matrix-sdk/Cargo.toml
+++ b/crates/matrix-sdk/Cargo.toml
@@ -100,6 +100,7 @@ ruma = { workspace = true, features = [
     "unstable-msc4230",
     "unstable-msc2967",
     "unstable-msc4108",
+    "unstable-msc4278",
 ] }
 serde = { workspace = true }
 serde_html_form = { workspace = true }