diff --git a/ldap/src/main/java/org/springframework/security/ldap/server/UnboundIdContainer.java b/ldap/src/main/java/org/springframework/security/ldap/server/UnboundIdContainer.java
index f8c1d0d84a..c93fa15b8c 100644
--- a/ldap/src/main/java/org/springframework/security/ldap/server/UnboundIdContainer.java
+++ b/ldap/src/main/java/org/springframework/security/ldap/server/UnboundIdContainer.java
@@ -133,6 +133,7 @@ public class UnboundIdContainer
 	@Override
 	public void stop() {
 		this.directoryServer.shutDown(true);
+		this.running = false;
 	}
 
 	@Override