diff --git a/pkgs/development/python-modules/flask-appbuilder/default.nix b/pkgs/development/python-modules/flask-appbuilder/default.nix
index 5119d3c39ac..60dc18a9877 100644
--- a/pkgs/development/python-modules/flask-appbuilder/default.nix
+++ b/pkgs/development/python-modules/flask-appbuilder/default.nix
@@ -67,7 +67,8 @@ buildPythonPackage rec {
       --replace "PyJWT>=1.7.1" "PyJWT" \
       --replace "Flask-SQLAlchemy>=2.4, <3" "Flask-SQLAlchemy" \
       --replace "Flask-JWT-Extended>=3.18, <4" "Flask-JWT-Extended" \
-      --replace "Flask-Login>=0.3, <0.5" "Flask-Login"
+      --replace "Flask-Login>=0.3, <0.5" "Flask-Login" \
+      --replace "Flask-Babel>=1, <2" "Flask-Babel"
   '';
 
   # majority of tests require network access or mongo