diff --git a/pkgs/development/python-modules/diagrams/default.nix b/pkgs/development/python-modules/diagrams/default.nix
index f744a2585f89..d34fc3b899f5 100644
--- a/pkgs/development/python-modules/diagrams/default.nix
+++ b/pkgs/development/python-modules/diagrams/default.nix
@@ -25,6 +25,11 @@ buildPythonPackage rec {
     sha256 = "1lcqsy3bvlnlnakjysp8qjhy26bhkp1izi5dvzq2fpsffgxk4si4";
   };
 
+  postPatch = ''
+    substituteInPlace pyproject.toml \
+      --replace 'jinja2 = "^2.10"' 'jinja2 = "*"'
+  '';
+
   preConfigure = ''
     patchShebangs autogen.sh
     ./autogen.sh