diff --git a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
index fc1640f70..8966e03fb 100644
--- a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
+++ b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
@@ -2421,13 +2421,13 @@ const char * multiSlsDetector::getSettingsFile() {
 }
 
 
-int multiSlsDetector::configureMAC(int p) {
+int multiSlsDetector::configureMAC() {
 
   int ret=-100, ret1;
 
   for (int idet=0; idet<thisMultiDetector->numberOfDetectors; idet++) {
     if (detectors[idet]) {
-      ret1=detectors[idet]->configureMAC(p);
+      ret1=detectors[idet]->configureMAC();
       if (ret==-100)
 	ret=ret1;
       else if (ret!=ret1)
diff --git a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h
index 45b743e2e..ee97b8f6d 100644
--- a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h
+++ b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h
@@ -891,7 +891,7 @@ class multiSlsDetector  : public slsDetectorUtils {
   string getLastClientIP();
 
 
-  int configureMAC(int);
+  int configureMAC();