1 files changed, 2 insertions, 2 deletions
diff --git a/pkgs/applications/networking/jnetmap/default.nix b/pkgs/applications/networking/jnetmap/default.nix
index af94db23c0a..8967a5d824a 100644
--- a/pkgs/applications/networking/jnetmap/default.nix
+++ b/pkgs/applications/networking/jnetmap/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
   name = "jnetmap-${version}";
   version = "0.5.4";
-  
+
   src = fetchurl {
     url = "mirror://sourceforge/project/jnetmap/jNetMap%20${version}/jNetMap-${version}.jar";
     sha256 = "0nxsfa600jhazwbabxmr9j37mhwysp0fyrvczhv3f1smiy8rjanl";
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ jre makeWrapper ];
 
-  unpackPhase = ":";
+  dontUnpack = true;
 
   installPhase = ''
     mkdir -p "$out/bin"