diff --git a/pkgs/development/python-modules/uranium/default.nix b/pkgs/development/python-modules/uranium/default.nix
index 0c068428f6c..db8c8c8bd23 100644
--- a/pkgs/development/python-modules/uranium/default.nix
+++ b/pkgs/development/python-modules/uranium/default.nix
@@ -2,7 +2,7 @@
 , pyqt5, numpy, scipy, shapely, libarcus, cryptography, doxygen, gettext, pythonOlder }:
 
 buildPythonPackage rec {
-  version = "4.7.1";
+  version = "4.9.0";
   pname = "uranium";
   format = "other";
 
@@ -10,7 +10,7 @@ buildPythonPackage rec {
     owner = "Ultimaker";
     repo = "Uranium";
     rev = version;
-    sha256 = "1h5d3scy3cnbyhh0pbavflpqklhn2lbp7hl193rc5gx8yzr3mqbh";
+    sha256 = "0bqrc4g4pd7b209swlv06bm5sx7df96h9kjpqpra4mfz469km4nn";
   };
 
   disabled = pythonOlder "3.5.0";