diff --git a/pkgs/applications/misc/freemind/default.nix b/pkgs/applications/misc/freemind/default.nix
index b7bc3f3c8dd..de96e5a27fa 100644
--- a/pkgs/applications/misc/freemind/default.nix
+++ b/pkgs/applications/misc/freemind/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation {
 
   inherit jre;
 
-  phases="buildPhase installPhase";
+  phases="unpackPhase buildPhase installPhase";
 
   buildPhase="ant dist";
 # LIBXCB_ALLOW_SLOPPY_LOCK=true :