diff --git a/pkgs/by-name/ma/matrix-synapse-unwrapped/package.nix b/pkgs/by-name/ma/matrix-synapse-unwrapped/package.nix
index 164745df9347..65730a6ec682 100644
--- a/pkgs/by-name/ma/matrix-synapse-unwrapped/package.nix
+++ b/pkgs/by-name/ma/matrix-synapse-unwrapped/package.nix
@@ -31,7 +31,8 @@ python3Packages.buildPythonApplication rec {
 
   postPatch = ''
     substituteInPlace pyproject.toml \
-      --replace-fail "setuptools_rust>=1.3,<=1.11.1" "setuptools_rust<=1.12,>=1.3"
+      --replace-fail "setuptools_rust>=1.3,<=1.11.1" "setuptools_rust<=1.12,>=1.3" \
+      --replace-fail "poetry-core>=1.1.0,<=2.1.3" "poetry-core>=1.1.0,<=2.3.0"
   '';
 
   build-system = with python3Packages; [