diff --git a/pkgs/by-name/os/osmo/package.nix b/pkgs/by-name/os/osmo/package.nix
index 7774914673f7..85f21505a7d1 100644
--- a/pkgs/by-name/os/osmo/package.nix
+++ b/pkgs/by-name/os/osmo/package.nix
@@ -2,6 +2,7 @@
   lib,
   stdenv,
   fetchurl,
+  fetchDebianPatch,
   pkg-config,
   gtk3,
   libxml2,
@@ -24,6 +25,16 @@ stdenv.mkDerivation (finalAttrs: {
     sha256 = "19h3dnjgqbawnvgnycyp4n5b6mjsp5zghn3b69b6f3xa3fyi32qy";
   };
 
+  patches = [
+    (fetchDebianPatch {
+      pname = "osmo";
+      version = "0.4.4";
+      debianRevision = "3";
+      patch = "gcc-15.patch";
+      hash = "sha256-2T34wYczOTc57tjt3w91q8TDtQZqLpwYOsr8JKpYs0c=";
+    })
+  ];
+
   nativeBuildInputs = [
     pkg-config
     gettext