diff --git a/pkgs/applications/networking/instant-messengers/jitsi/default.nix b/pkgs/applications/networking/instant-messengers/jitsi/default.nix
index d7b98d535af..ee05f16a8f4 100644
--- a/pkgs/applications/networking/instant-messengers/jitsi/default.nix
+++ b/pkgs/applications/networking/instant-messengers/jitsi/default.nix
@@ -56,7 +56,7 @@ stdenv.mkDerivation rec {
     chmod +x $out/bin/jitsi
     substituteInPlace $out/bin/jitsi \
         --subst-var-by JAVA ${jdk}/bin/java \
-        --subst-var-by EXTRALIBS ${gtk2}/lib
+        --subst-var-by EXTRALIBS ${gtk2.out}/lib
     patchShebangs $out
 
     libPath="$libPath:${jdk.jre.home}/lib/${jdk.architecture}"