diff --git a/libbeat/processors/add_process_metadata/add_process_metadata_test.go b/libbeat/processors/add_process_metadata/add_process_metadata_test.go
index 8adef5b82b3..81816f1a87a 100644
--- a/libbeat/processors/add_process_metadata/add_process_metadata_test.go
+++ b/libbeat/processors/add_process_metadata/add_process_metadata_test.go
@@ -43,7 +43,7 @@ func TestAddProcessMetadata(t *testing.T) {
 
 	capMock, err := capabilities.FromUint64(0xabacabb)
 	if err != nil {
-		t.Fatal(err)
+		t.Fatalf("could not instantiate capabilities: %s", err)
 	}
 	startTime := time.Now()
 	testProcs := testProvider{