diff --git a/pkgs/development/libraries/java/smack/builder.sh b/pkgs/development/libraries/java/smack/builder.sh
index bf86d59497e..83edfe04a65 100644
--- a/pkgs/development/libraries/java/smack/builder.sh
+++ b/pkgs/development/libraries/java/smack/builder.sh
@@ -1,6 +1,7 @@
 source $stdenv/setup
 
+mkdir smack
+cd smack
 tar xfvz $src
-cd smack*
 mkdir -p $out/share/java
-cp *.jar $out/share/java
+cp smack-*.jar $out/share/java
diff --git a/pkgs/development/libraries/java/smack/default.nix b/pkgs/development/libraries/java/smack/default.nix
index 14b8e1f5633..9d1d8f53533 100644
--- a/pkgs/development/libraries/java/smack/default.nix
+++ b/pkgs/development/libraries/java/smack/default.nix
@@ -1,11 +1,11 @@
 {stdenv, fetchurl}:
 
 stdenv.mkDerivation {
-  name = "smack-3_2_1";
+  name = "smack-3.4.1";
   builder = ./builder.sh;
   
   src = fetchurl {
-    url = http://www.igniterealtime.org/downloadServlet?filename=smack/smack_3_2_1.tar.gz;
-    sha256 = "0lljrxky66gc73caaflia2wgmlpry2cdj00bz1gd1vqrzd3pg3gd";
-  };  
+    url = http://www.igniterealtime.org/downloadServlet?filename=smack/smack_3_4_1.tar.gz;
+    sha256 = "13jm93b0dsfxr62brq1hagi9fqk7ip3pi80svq10zh5kcpk77jf4";
+  };
 }