diff --git a/pkgs/by-name/gn/gnome-font-viewer/package.nix b/pkgs/by-name/gn/gnome-font-viewer/package.nix
index ddb98b787099..c97bad1879b8 100644
--- a/pkgs/by-name/gn/gnome-font-viewer/package.nix
+++ b/pkgs/by-name/gn/gnome-font-viewer/package.nix
@@ -1,5 +1,6 @@
 { lib
 , stdenv
+, fetchpatch2
 , meson
 , ninja
 , gettext
@@ -25,6 +26,14 @@ stdenv.mkDerivation rec {
     hash = "sha256-WS9AHkhdAswETUh7tcjgTJYdpoViFnaKWfH/mL0tU3w=";
   };
 
+  patches = lib.optionals stdenv.cc.isClang [
+    # Fixes an incompatible function pointer error when building with clang 16
+    (fetchpatch2 {
+      url = "https://gitlab.gnome.org/GNOME/gnome-font-viewer/-/commit/565d795731471c27542bb9ee60820a2d0d15534e.diff";
+      hash = "sha256-8dgOVTx6ZbvXROlIWTZU2xNWJ11LlJykRs699cgZqow=";
+    })
+  ];
+
   doCheck = true;
 
   nativeBuildInputs = [