diff --git a/pkgs/development/python-modules/sip/4.16.nix b/pkgs/development/python-modules/sip/4.16.nix
index b10852d17f39..adb6c7ef80d6 100644
--- a/pkgs/development/python-modules/sip/4.16.nix
+++ b/pkgs/development/python-modules/sip/4.16.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, python, isPyPy }:
 
 if isPyPy then throw "sip not supported for interpreter ${python.executable}" else stdenv.mkDerivation rec {
-  name = "sip-4.16.4";
+  name = "sip-4.16.6";
 
   src = fetchurl {
     url = "mirror://sourceforge/pyqt/sip/${name}/${name}.tar.gz";
-    sha256 = "1xapklcz5ndilax0gr2h1fqzhdzh7yvxfb3y0rxfcag1qlzl9nnf";
+    sha256 = "0lj5f581dkwswlwpg7lbicqf940dvrp8vjbkhmyywd99ynxb4zcc";
   };
 
   configurePhase = ''