diff --git a/guacamole-docker/bin/start.sh b/guacamole-docker/bin/start.sh
index 23078329f..08bac3a3f 100755
--- a/guacamole-docker/bin/start.sh
+++ b/guacamole-docker/bin/start.sh
@@ -321,7 +321,7 @@ END
         "ldap-user-search-filter" \
         "$LDAP_USER_SEARCH_FILTER"
 
-    set_optional_property         \
+    set_optional_property       \
         "ldap-follow-referrals" \
         "$LDAP_FOLLOW_REFERRALS"