diff --git a/Cargo.toml b/Cargo.toml
index 8cadc6ae..048c8b26 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -113,7 +113,7 @@ version = "1.0.197"
 features = ["rc"]
 # Used for appservice registration files
 [dependencies.serde_yaml]
-version = "0.9.33"
+version = "0.9.34"
 # Used for ruma wrapper
 [dependencies.serde_json]
 version = "1.0.115"