diff --git a/slsDetectorSoftware/slsDetector/slsDetectorUtils.h b/slsDetectorSoftware/slsDetector/slsDetectorUtils.h
index abe88f241..76f6319e9 100644
--- a/slsDetectorSoftware/slsDetector/slsDetectorUtils.h
+++ b/slsDetectorSoftware/slsDetector/slsDetectorUtils.h
@@ -97,10 +97,15 @@ class slsDetectorUtils :  public slsDetectorActions, public postProcessing {
    * @param i sets, -1 gets
    * @returns receiver streaming out ZMQ port
    */
-  int setReceiverDataStreamingOutPort(int i) {										\
-	  if (i >= 0) {	ostringstream ss; ss << i; string s = ss.str();					\
-	  	  	  	  	setNetworkParameter(RECEIVER_STREAMING_PORT, s);}				\
-	  return atoi(getNetworkParameter(RECEIVER_STREAMING_PORT).c_str());};			\
+  int setReceiverDataStreamingOutPort(int i) {								\
+	  if (i >= 0) {															\
+		  ostringstream ss; ss << i; string s = ss.str();					\
+		  int prev_streaming = enableDataStreamingFromReceiver();			\
+		  setNetworkParameter(RECEIVER_STREAMING_PORT, s);					\
+		  if (prev_streaming) {												\
+			  enableDataStreamingFromReceiver(0);							\
+			  enableDataStreamingFromReceiver(1);}}							\
+	  return atoi(getNetworkParameter(RECEIVER_STREAMING_PORT).c_str());};	\
 
   /**
    * Set/Get client streaming in ZMQ port
@@ -108,10 +113,15 @@ class slsDetectorUtils :  public slsDetectorActions, public postProcessing {
    * @param i sets, -1 gets
    * @returns client streaming in ZMQ port
    */
-  int setClientDataStreamingInPort(int i){											\
-		  if (i >= 0) {	ostringstream ss; ss << i; string s = ss.str();				\
-  	  	  				setNetworkParameter(CLIENT_STREAMING_PORT, s);}				\
-		  return atoi(getNetworkParameter(CLIENT_STREAMING_PORT).c_str());};		\
+  int setClientDataStreamingInPort(int i){										\
+		  if (i >= 0) {															\
+			  ostringstream ss; ss << i; string s = ss.str();					\
+			  int prev_streaming = enableDataStreamingToClient()();				\
+			  setNetworkParameter(CLIENT_STREAMING_PORT, s);					\
+			  if (prev_streaming) {												\
+				  enableDataStreamingToClient(0);								\
+				  enableDataStreamingToClient(1);}}								\
+		  return atoi(getNetworkParameter(CLIENT_STREAMING_PORT).c_str());};	\
 
 
 // string getFilePath(){return fileIO::getFilePath();};;