diff --git a/app/src/main/java/com/topjohnwu/magisk/utils/ModuleHelper.java b/app/src/main/java/com/topjohnwu/magisk/utils/ModuleHelper.java
index 112edc42e..19ff88ff5 100644
--- a/app/src/main/java/com/topjohnwu/magisk/utils/ModuleHelper.java
+++ b/app/src/main/java/com/topjohnwu/magisk/utils/ModuleHelper.java
@@ -168,7 +168,7 @@ public class ModuleHelper {
         }
     }
 
-    private static class ValueSortedMap<K, V extends Comparable > extends HashMap<K, V> {
+    private static class ValueSortedMap<K, V extends Comparable<? super V>> extends HashMap<K, V> {
 
         private List<V> sorted = new ArrayList<>();