diff --git a/pkgs/development/libraries/libopenshot/default.nix b/pkgs/development/libraries/libopenshot/default.nix
index 2257c44aa579..841190c1fc90 100644
--- a/pkgs/development/libraries/libopenshot/default.nix
+++ b/pkgs/development/libraries/libopenshot/default.nix
@@ -35,6 +35,13 @@ stdenv.mkDerivation (finalAttrs: {
     ./0001-link-magickcore.diff
   ];
 
+  postPatch = ''
+    # Fix FFmpeg 8.0 API compatibility (FF_PROFILE_* -> AV_PROFILE_*)
+    substituteInPlace src/FFmpegWriter.cpp \
+      --replace-fail "FF_PROFILE_H264_BASELINE" "AV_PROFILE_H264_BASELINE" \
+      --replace-fail "FF_PROFILE_H264_CONSTRAINED" "AV_PROFILE_H264_CONSTRAINED"
+  '';
+
   nativeBuildInputs = [
     cmake
     doxygen