diff --git a/java/ql/lib/semmle/code/java/frameworks/struts/StrutsActions.qll b/java/ql/lib/semmle/code/java/frameworks/struts/StrutsActions.qll
index 4200e83d4db..818296ba4b8 100644
--- a/java/ql/lib/semmle/code/java/frameworks/struts/StrutsActions.qll
+++ b/java/ql/lib/semmle/code/java/frameworks/struts/StrutsActions.qll
@@ -130,7 +130,7 @@ class Struts2PrepareMethod extends Method {
  */
 class Struts2ActionSupportClass extends Class {
   Struts2ActionSupportClass() {
-    this.getAStrictAncestor().hasQualifiedName("com.opensymphony.xwork2", "ActionSupport")
+    this.getASourceSupertype+().hasQualifiedName("com.opensymphony.xwork2", "ActionSupport")
   }
 
   /**