diff --git a/pkgs/development/python-modules/pyatmo/default.nix b/pkgs/development/python-modules/pyatmo/default.nix
index d9f602aa7e21..4013ea789af3 100644
--- a/pkgs/development/python-modules/pyatmo/default.nix
+++ b/pkgs/development/python-modules/pyatmo/default.nix
@@ -6,11 +6,11 @@
 
 buildPythonPackage rec {
   pname = "pyatmo";
-  version = "3.1.0";
+  version = "3.3.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "8fbcc3a88f8c51d190b697c80515e67530143de71f89cc6ecf99bbf2cbf3ef30";
+    sha256 = "9949338833a27b6c3251b52bf70b73aa99c43c56153541338cb63001afafdd1e";
   };
 
   propagatedBuildInputs = [ requests ];