diff --git a/Dockerfile b/Dockerfile
index bfb1c0e26399e765c75c1c02b01506f5af516b40..fc6144554861989dd3b212ce3bfec10af89e0f08 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,7 +8,7 @@ RUN apt-get update && \
         libsasl2-dev \
     ;
 WORKDIR /wheels
-RUN python3 -m pip wheel https://github.com/python-ldap/python-ldap/releases/download/python-ldap-3.3.1/python-ldap-3.3.1.tar.gz
+RUN python3 -m pip wheel https://github.com/python-ldap/python-ldap/archive/refs/tags/python-ldap-3.4.2.tar.gz
 # hadolint ignore=DL3059
 RUN python3 -m pip wheel git+https://github.com/adarnimrod/flask-simpleldap.git@ldapi-support#egg=flask-simpleldap