1 files changed, 2 insertions, 2 deletions
diff --git a/src/org/traccar/model/DataManager.java b/src/org/traccar/model/DataManager.java
index a7dbd6719..d0f290962 100644
--- a/src/org/traccar/model/DataManager.java
+++ b/src/org/traccar/model/DataManager.java
@@ -25,7 +25,7 @@ public interface DataManager {
     /**
      * Manage devices
      */
-    public List getDevices() throws Exception;
+    public List<Device> getDevices() throws Exception;
     public void addDevice(Device device) throws Exception;
     public void addUpdate(Device device) throws Exception;
     public void addRemove(Device device) throws Exception;
@@ -34,7 +34,7 @@ public interface DataManager {
     /**
      * Manage positions
      */
-    public List getPositions(Long deviceId) throws Exception;
+    public List<Position> getPositions(Long deviceId) throws Exception;
     public void addPosition(Position position) throws Exception;
 
 }