diff --git a/pkgs/tools/networking/iperf/2.nix b/pkgs/tools/networking/iperf/2.nix
index 3270a25e67b2..c2a92d8e7857 100644
--- a/pkgs/tools/networking/iperf/2.nix
+++ b/pkgs/tools/networking/iperf/2.nix
@@ -1,11 +1,12 @@
 { lib, stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "iperf-2.0.13";
+  pname = "iperf";
+  version = "2.1.4";
 
   src = fetchurl {
-    url = "mirror://sourceforge/iperf2/files/${name}.tar.gz";
-    sha256 = "1bbq6xr0vrd88zssfiadvw3awyn236yv94fsdl9q2sh9cv4xx2n8";
+    url = "mirror://sourceforge/iperf2/files/${pname}-${version}.tar.gz";
+    sha256 = "1h3qyd53hnk73653nbz08bai2wb0x4hz8pwhrnjq6yqckbaadv26";
   };
 
   hardeningDisable = [ "format" ];