1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/misc/emulators/ccemux/default.nix b/pkgs/misc/emulators/ccemux/default.nix
index f3ec6421339..a560ecd0a21 100644
--- a/pkgs/misc/emulators/ccemux/default.nix
+++ b/pkgs/misc/emulators/ccemux/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation rec {
   name = "ccemux-${version}";
 
   src = jar;
-  unpackPhase = "true";
+  dontUnpack = true;
 
   nativeBuildInputs = [ makeWrapper ];
   buildInputs = [ jre ];