diff --git a/pkgs/development/python-modules/diagrams/default.nix b/pkgs/development/python-modules/diagrams/default.nix
index f7dda6214ac8..963161e7c77e 100644
--- a/pkgs/development/python-modules/diagrams/default.nix
+++ b/pkgs/development/python-modules/diagrams/default.nix
@@ -14,7 +14,7 @@
 
 buildPythonPackage rec {
   pname = "diagrams";
-  version = "0.23.3";
+  version = "0.23.4";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "mingrammer";
     repo = pname;
     rev = "refs/tags/v${version}";
-    hash = "sha256-4b+jmR56y2VV0XxD6FCmNpDB0UKH9+FqcTQuU2jRCXo=";
+    hash = "sha256-2jRWN2glGEr51fzny8nkqa5c2EdJG5aZPG2eTD7AISY=";
   };
 
   postPatch = ''