diff --git a/pkgs/applications/misc/jbidwatcher/default.nix b/pkgs/applications/misc/jbidwatcher/default.nix
index a933befec5f4..f204a9fc0ef9 100644
--- a/pkgs/applications/misc/jbidwatcher/default.nix
+++ b/pkgs/applications/misc/jbidwatcher/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   jarfile = "$out/share/java/${pname}/JBidwatcher.jar";
 
-#  unpackPhase = "true";
+  unpackPhase = "true";
 
   dontBuild = true;