diff --git a/config/src/main/java/org/springframework/security/config/annotation/web/configurers/AbstractAuthenticationFilterConfigurer.java b/config/src/main/java/org/springframework/security/config/annotation/web/configurers/AbstractAuthenticationFilterConfigurer.java
index 3cf0cd6ddaa..e78f5ba7a5b 100644
--- a/config/src/main/java/org/springframework/security/config/annotation/web/configurers/AbstractAuthenticationFilterConfigurer.java
+++ b/config/src/main/java/org/springframework/security/config/annotation/web/configurers/AbstractAuthenticationFilterConfigurer.java
@@ -56,6 +56,7 @@
  * @param <F> refers to the {@link AbstractAuthenticationProcessingFilter} that is being
  * built
  * @author Rob Winch
+ * @author Andrey Litvitski
  * @since 3.2
  * @see FormLoginConfigurer
  */
@@ -300,6 +301,15 @@ public void configure(B http) {
 		}
 		this.authFilter.setSecurityContextHolderStrategy(getSecurityContextHolderStrategy());
 		F filter = postProcess(this.authFilter);
+		addAuthenticationFilter(http, filter);
+	}
+
+	/**
+	 * Adds the authentication filter
+	 * @param http the {@link HttpSecurityBuilder}
+	 * @param filter the authentication filter
+	 */
+	protected void addAuthenticationFilter(B http, F filter) {
 		http.addFilter(filter);
 	}