diff --git a/requirements-dev.txt b/requirements-dev.txt
index 9ca81c6..f838818 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -48,7 +48,7 @@ email-validator==1.1.3; python_version >= '2.7' and python_version not in '3.0,
 fastavro==1.4.4; python_version >= '3.6'
 filelock==3.0.12
 flake8==3.9.2
-flask-appbuilder==3.3.3; python_version ~= '3.6'
+flask-appbuilder==4.5.1; python_version ~= '3.6'
 flask-babel==1.0.0
 flask-caching==1.10.1; python_version >= '3.5'
 flask-jwt-extended==3.25.1; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'