diff --git a/pkgs/development/python-modules/publicsuffix/default.nix b/pkgs/development/python-modules/publicsuffix/default.nix
index 9c90161c6eaa..027b017c23ec 100644
--- a/pkgs/development/python-modules/publicsuffix/default.nix
+++ b/pkgs/development/python-modules/publicsuffix/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "publicsuffix";
-  version = "1.1.0";
+  version = "1.1.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1adx520249z2cy7ykwjr1k190mn2888wqn9jf8qm27ly4qymjxxf";
+    sha256 = "22ce1d65ab6af5e9b2122e2443facdb93fb5c4abf24138099cb10fe7989f43b6";
   };