2 files changed, 4 insertions, 4 deletions
diff --git a/nixpkgs/pkgs/development/libraries/czmq/3.x.nix b/nixpkgs/pkgs/development/libraries/czmq/3.x.nix
index d418b879d1dd..73a51cd27310 100644
--- a/nixpkgs/pkgs/development/libraries/czmq/3.x.nix
+++ b/nixpkgs/pkgs/development/libraries/czmq/3.x.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "3.0.2";
-  name = "czmq-${version}";
+  pname = "czmq";
 
   src = fetchurl {
-    url = "http://download.zeromq.org/${name}.tar.gz";
+    url = "http://download.zeromq.org/${pname}-${version}.tar.gz";
     sha256 = "16k9awrhdsymx7dnmvqcnkaq8lz8x8zppy6sh7ls8prpd6mkkjlb";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/czmq/4.x.nix b/nixpkgs/pkgs/development/libraries/czmq/4.x.nix
index 13cee8fe86ba..05e499c73d0c 100644
--- a/nixpkgs/pkgs/development/libraries/czmq/4.x.nix
+++ b/nixpkgs/pkgs/development/libraries/czmq/4.x.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "4.2.0";
-  name = "czmq-${version}";
+  pname = "czmq";
 
   src = fetchurl {
-    url = "https://github.com/zeromq/czmq/releases/download/v${version}/${name}.tar.gz";
+    url = "https://github.com/zeromq/czmq/releases/download/v${version}/${pname}-${version}.tar.gz";
     sha256 = "1szciz62sk3fm4ga9qjpxz0n0lazvphm32km95bq92ncng12kayg";
   };