diff --git a/pkgs/applications/networking/browsers/chromium/default.nix b/pkgs/applications/networking/browsers/chromium/default.nix
index 4c3a02dcecc2..fb3d1109e148 100644
--- a/pkgs/applications/networking/browsers/chromium/default.nix
+++ b/pkgs/applications/networking/browsers/chromium/default.nix
@@ -172,6 +172,7 @@ in stdenv.mkDerivation rec {
     mkdir -vp "$out/libexec/${packageName}"
     cp -v "out/${buildType}/"*.pak "$out/libexec/${packageName}/"
     cp -vR "out/${buildType}/locales" "out/${buildType}/resources" "$out/libexec/${packageName}/"
+    cp -v out/${buildType}/libffmpegsumo.so "$out/libexec/${packageName}/"
 
     cp -v "out/${buildType}/chrome" "$out/libexec/${packageName}/${packageName}"