diff --git a/pkgs/development/python-modules/clldutils/default.nix b/pkgs/development/python-modules/clldutils/default.nix
index 2271337dc986..2622c974ea74 100644
--- a/pkgs/development/python-modules/clldutils/default.nix
+++ b/pkgs/development/python-modules/clldutils/default.nix
@@ -15,14 +15,14 @@
 
 buildPythonPackage rec {
   pname = "clldutils";
-  version = "3.8.0";
+  version = "3.9.0";
   disabled = isPy27;
 
   src = fetchFromGitHub {
     owner = "clld";
     repo = pname;
     rev = "v${version}";
-    sha256 = "18sjcqzprf96s7bkn5zm3lh83hxfxj56nycxyldrwz7ndgkgxxx2";
+    sha256 = "07ljq7v1zvaxyl6xn4a2p4097lgd5j9bz71lf05y5bz8k024mxbr";
   };
 
   patchPhase = ''