diff --git a/javaagent-extension-api/src/main/java/io/opentelemetry/javaagent/extension/matcher/ClassLoaderHasClassesNamedMatcher.java b/javaagent-extension-api/src/main/java/io/opentelemetry/javaagent/extension/matcher/ClassLoaderHasClassesNamedMatcher.java
index cd6523e2e4bd..d19a2f44a46e 100644
--- a/javaagent-extension-api/src/main/java/io/opentelemetry/javaagent/extension/matcher/ClassLoaderHasClassesNamedMatcher.java
+++ b/javaagent-extension-api/src/main/java/io/opentelemetry/javaagent/extension/matcher/ClassLoaderHasClassesNamedMatcher.java
@@ -89,7 +89,6 @@ boolean match(ClassLoaderHasClassesNamedMatcher matcher, ClassLoader cl) {
           }
         }
         enabled.put(cl, set.isEmpty() ? EMPTY : set);
-        enabled.put(cl, set);
       } else if (set.isEmpty()) {
         return false;
       }