diff --git a/pkgs/applications/misc/font-manager/default.nix b/pkgs/applications/misc/font-manager/default.nix
index 9568c0c929b0..95594cb030d0 100644
--- a/pkgs/applications/misc/font-manager/default.nix
+++ b/pkgs/applications/misc/font-manager/default.nix
@@ -16,6 +16,7 @@
 , gtk3
 , gnome
 , desktop-file-utils
+, fetchpatch2
 , wrapGAppsHook3
 , gobject-introspection
 # withWebkit enables the "webkit" feature, also known as Google Fonts
@@ -33,6 +34,16 @@ stdenv.mkDerivation rec {
     hash = "sha256-M13Q9d2cKhc0tudkvw0zgqPAFTlmXwK+LltXeuDPWxo=";
   };
 
+  patches = [
+    # see https://github.com/FontManager/font-manager/issues/355
+    # should be removed on next release
+    (fetchpatch2 {
+      name = "fix-build-with-newer-vala.patch";
+      url = "https://github.com/FontManager/font-manager/commit/600f498946c3904064b4e4fdf96e5841f6a827e4.patch";
+      hash = "sha256-DC9+pvG88t+PPdGQ2oemeEYK9PaD0C2yWBYYCh4Wn9g=";
+    })
+  ];
+
   nativeBuildInputs = [
     pkg-config
     meson