diff --git a/test/src/ldap_server.py b/test/src/ldap_server.py
index 7c9b6e9f..81cc0cb5 100644
--- a/test/src/ldap_server.py
+++ b/test/src/ldap_server.py
@@ -57,7 +57,7 @@ class LDAPServer:
         import yaml
 
         with open(os.path.join(HERE, "..", "ldap_files", "ldap_scheme.yml"), "rb") as f:
-            ldap_map = yaml.load(f)
+            ldap_map = yaml.safe_load(f)
 
         def _get_ldap_interface():
             conf = {