diff --git a/core/src/main/java/jenkins/util/SetContextClassLoader.java b/core/src/main/java/jenkins/util/SetContextClassLoader.java
index c486fa4607e1..9e0a4c7dec30 100644
--- a/core/src/main/java/jenkins/util/SetContextClassLoader.java
+++ b/core/src/main/java/jenkins/util/SetContextClassLoader.java
@@ -62,7 +62,7 @@ public final class SetContextClassLoader implements AutoCloseable {
      * @since 2.362
      */
     public SetContextClassLoader() {
-        this(StackWalker.getInstance().getCallerClass());
+        this(StackWalker.getInstance(StackWalker.Option.RETAIN_CLASS_REFERENCE).getCallerClass());
     }
 
     /**