1 files changed, 2 insertions, 2 deletions
diff --git a/test/org/traccar/ProtocolDecoderTest.java b/test/org/traccar/ProtocolDecoderTest.java
index 61c333d67..e6d5270e8 100644
--- a/test/org/traccar/ProtocolDecoderTest.java
+++ b/test/org/traccar/ProtocolDecoderTest.java
@@ -140,8 +140,8 @@ public class ProtocolDecoderTest {
 
     private void verifyDecodedPosition(Object decodedObject, Position expected) {
 
-        Assert.assertNotNull(decodedObject);
-        Assert.assertTrue(decodedObject instanceof Position);
+        Assert.assertNotNull("position is null", decodedObject);
+        Assert.assertTrue("not a position", decodedObject instanceof Position);
 
         Position position = (Position) decodedObject;