diff --git a/core/src/main/java/org/apache/struts2/config/DefaultBeanSelectionProvider.java b/core/src/main/java/org/apache/struts2/config/DefaultBeanSelectionProvider.java
index 9edac17ea..c4d89032d 100644
--- a/core/src/main/java/org/apache/struts2/config/DefaultBeanSelectionProvider.java
+++ b/core/src/main/java/org/apache/struts2/config/DefaultBeanSelectionProvider.java
@@ -63,7 +63,6 @@ import org.apache.struts2.components.UrlRenderer;
 import org.apache.struts2.dispatcher.StaticContentLoader;
 import org.apache.struts2.dispatcher.mapper.ActionMapper;
 import org.apache.struts2.dispatcher.multipart.MultiPartRequest;
-import org.apache.struts2.security.SecurityGate;
 import org.apache.struts2.views.freemarker.FreemarkerManager;
 import org.apache.struts2.views.util.UrlHelper;
 import org.apache.struts2.views.velocity.VelocityManager;
@@ -381,8 +380,6 @@ public class DefaultBeanSelectionProvider extends AbstractBeanSelectionProvider
 
         alias(TextParser.class, StrutsConstants.STRUTS_EXPRESSION_PARSER, builder, props);
 
-        alias(SecurityGate.class, StrutsConstants.STRUTS_SECURITY_GATE, builder, props);
-
         switchDevMode(props);
 
         // Convert Struts properties into XWork properties