diff --git a/slsDetectorSoftware/multiSlsDetector/multiSlsDetectorClient.h b/slsDetectorSoftware/multiSlsDetector/multiSlsDetectorClient.h
index 6bcc3581d..8d59f13b4 100644
--- a/slsDetectorSoftware/multiSlsDetector/multiSlsDetectorClient.h
+++ b/slsDetectorSoftware/multiSlsDetector/multiSlsDetectorClient.h
@@ -10,9 +10,9 @@
 using namespace std;
 
 int dummyCallback(detectorData* d, int p,void*) {
-cout << "got data "	<< p <<  endl;
-
-}
+	cout << "got data "	<< p <<  endl;
+	return 0;
+};
 
 class multiSlsDetectorClient  {