1 files changed, 2 insertions, 2 deletions
diff --git a/src/org/traccar/database/ConnectionManager.java b/src/org/traccar/database/ConnectionManager.java
index c34428af5..e45c83651 100644
--- a/src/org/traccar/database/ConnectionManager.java
+++ b/src/org/traccar/database/ConnectionManager.java
@@ -91,8 +91,8 @@ public class ConnectionManager {
         return result;
     }
 
-    public static interface DataCacheListener {
-        public void onUpdate(Position position);
+    public interface DataCacheListener {
+        void onUpdate(Position position);
     }
 
     public void addListener(Collection<Long> devices, DataCacheListener listener) {