1 files changed, 3 insertions, 1 deletions
diff --git a/pkgs/tools/security/fcrackzip/default.nix b/pkgs/tools/security/fcrackzip/default.nix
index 31d0b44fb710d..6a60878c88d76 100644
--- a/pkgs/tools/security/fcrackzip/default.nix
+++ b/pkgs/tools/security/fcrackzip/default.nix
@@ -8,6 +8,8 @@ stdenv.mkDerivation rec {
     sha256 = "0l1qsk949vnz18k4vjf3ppq8p497966x4c7f2yx18x8pk35whn2a";
   };
 
+  CFLAGS = "-std=gnu89";
+
   # 'fcrackzip --use-unzip' cannot deal with file names containing a single quote
   # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=430387
   patches = [ ./fcrackzip_forkexec.patch ];
@@ -18,7 +20,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "zip password cracker, similar to fzc, zipcrack and others";
     homepage = "http://oldhome.schmorp.de/marc/fcrackzip.html";
-    license = licenses.gpl2;
+    license = licenses.gpl2Only;
     maintainers = with maintainers; [ nico202 ];
     platforms = with platforms; unix;
   };