diff --git a/nipap/requirements.txt b/nipap/requirements.txt
index fc286ca19..93587fbb9 100644
--- a/nipap/requirements.txt
+++ b/nipap/requirements.txt
@@ -22,7 +22,7 @@ pyjwt==1.5.3
 tornado==6.3.3
 docutils==0.16
 # optional dependencies below
-python-ldap==3.3.1
+python-ldap==3.4.0
 opentelemetry-api==1.20.0
 opentelemetry-exporter-otlp==1.20.0
 opentelemetry-exporter-otlp-proto-common==1.20.0