diff --git a/src/main/java/mpms/permission/CacheControllerFeature.java b/src/main/java/mpms/permission/CacheControllerFeature.java
index c3a32d793dea18547464c5daf0dd41c2bc1fec14..cccdb27918b231738961033739c1fbf87a7065b3 100644
--- a/src/main/java/mpms/permission/CacheControllerFeature.java
+++ b/src/main/java/mpms/permission/CacheControllerFeature.java
@@ -19,4 +19,6 @@ import java.util.*;
  *
  */
 public class CacheControllerFeature {
-}
+
+	private static final Map<ClassFeature, Set<MethodFeature>> FEATURE_MAP = new HashMap<>();
+			}