diff --git a/crates/ruma-client-api/Cargo.toml b/crates/ruma-client-api/Cargo.toml
index 81101cdf..04f46594 100644
--- a/crates/ruma-client-api/Cargo.toml
+++ b/crates/ruma-client-api/Cargo.toml
@@ -19,6 +19,8 @@ compat = []
 unstable-exhaustive-types = []
 unstable-msc2448 = []
 unstable-msc2654 = []
+unstable-msc2676 = []
+unstable-msc2677 = []
 unstable-msc3440 = []
 unstable-msc3488 = []
 client = []
diff --git a/crates/ruma/Cargo.toml b/crates/ruma/Cargo.toml
index 8a6d8937..b64c3eca 100644
--- a/crates/ruma/Cargo.toml
+++ b/crates/ruma/Cargo.toml
@@ -124,8 +124,14 @@ unstable-msc2448 = [
 ]
 unstable-msc2654 = ["ruma-client-api/unstable-msc2654"]
 unstable-msc2675 = ["ruma-common/unstable-msc2675"]
-unstable-msc2676 = ["ruma-common/unstable-msc2676"]
-unstable-msc2677 = ["ruma-common/unstable-msc2677"]
+unstable-msc2676 = [
+    "ruma-client-api/unstable-msc2676",
+    "ruma-common/unstable-msc2676",
+]
+unstable-msc2677 = [
+    "ruma-client-api/unstable-msc2677",
+    "ruma-common/unstable-msc2677",
+]
 unstable-msc2870 = ["ruma-signatures/unstable-msc2870"]
 unstable-msc3245 = ["ruma-common/unstable-msc3245"]
 unstable-msc3246 = ["ruma-common/unstable-msc3246"]