diff --git a/Dockerfile b/Dockerfile
index 68237bc..c5cf2dc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9.7-alpine3.14
+FROM python:3.9.9-alpine3.14
 
 ENV LDAP_ENDPOINT=""
 ENV LDAP_MANAGER_DN_USERNAME=""
diff --git a/files/requirements.txt b/files/requirements.txt
index 7f889e6..ad91b6a 100644
--- a/files/requirements.txt
+++ b/files/requirements.txt
@@ -1,4 +1,4 @@
 flask==2.0.1
 Flask-HTTPAuth==4.4.0
-python-ldap==3.3.1
+python-ldap==3.4.0
 pyopenssl==20.0.1