diff --git a/pkgs/development/python-modules/openpyxl/default.nix b/pkgs/development/python-modules/openpyxl/default.nix
index a8239d1d4be3..a122071b1194 100644
--- a/pkgs/development/python-modules/openpyxl/default.nix
+++ b/pkgs/development/python-modules/openpyxl/default.nix
@@ -10,12 +10,12 @@
 
 buildPythonPackage rec {
   pname = "openpyxl";
-  version = "3.0.10";
+  version = "3.1.1";
   disabled = isPy27; # 2.6.4 was final python2 release
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-5HgFYnrrz4YO207feYexMJwbNjLzdQU47ZYrvMO9dEk=";
+    sha256 = "sha256-8G1E4slzeBBovOXs+GCgm82xx/XOH6zV6aqCySyTrnI=";
   };
 
   nativeCheckInputs = [ pytest ];