diff --git a/config/src/main/java/org/springframework/security/config/annotation/web/AbstractRequestMatcherRegistry.java b/config/src/main/java/org/springframework/security/config/annotation/web/AbstractRequestMatcherRegistry.java
index 7f0b58b176..5c310888db 100644
--- a/config/src/main/java/org/springframework/security/config/annotation/web/AbstractRequestMatcherRegistry.java
+++ b/config/src/main/java/org/springframework/security/config/annotation/web/AbstractRequestMatcherRegistry.java
@@ -476,7 +476,7 @@ public abstract class AbstractRequestMatcherRegistry<C> {
 				this.description.set(matcher.toString());
 				return matcher;
 			});
-			this.description.set("Deferred " + candidates);
+			this.description.set("Deferred " + Arrays.toString(candidates));
 		}
 
 		@Override