diff --git a/site_ansto/anstohttp.c b/site_ansto/anstohttp.c
index c8d57b71..bad01df4 100644
--- a/site_ansto/anstohttp.c
+++ b/site_ansto/anstohttp.c
@@ -35,6 +35,8 @@ static char statusdaq[] = {"/admin/textstatus.egi"};
 static char gethm[] = {"/admin/readhmdata.egi"};
 static char configure[] = {"/admin/configure.egi"};
 static char preset[] = {"/admin/presethm.egi"};
+static char dynamicsrvmodify[] = {"/admin/selectdynamicsrvmodify.egi?dynamicSRVmodifyparamname=%s&dynamicSRVmodifyparamvalue=%s"};
+static char dynamicfatmodify[] = {"/admin/selectdynamicfatmodify.egi?dynamicFATmodifyparamname=%s&dynamicFATmodifyparamvalue=%s"};
 /*====================================================================
   error codes
 ======================================================================*/
@@ -293,18 +295,19 @@ static int AnstoHttpConfigure(pHistDriver self, SConnection *pCon,
    	pItem=StringDictGetNext(pOpt,pValue,256);
    	if (pItem)
    	{
+   		// Make special http request to set the SRV or FAT parameter
+   		char modify_http_request[1024]="";
+   		if (strncasecmp(pItem,"SRV_",4)==0)
+   			sprintf(modify_http_request,dynamicsrvmodify,pItem+4,pValue);
    		if (strncasecmp(pItem,"FAT_",4)==0)
+   			sprintf(modify_http_request,dynamicfatmodify,pItem+4,pValue);
+   		// Try committing the setting to the histogram server
+   		if (*modify_http_request)
    		{
-   			// Try committing the setting to the histogram server   			
-   			// Make special http request to set the FAT parameter
-   			char modify_FAT_http_request[1024];
-   			sprintf(modify_FAT_http_request,
-   				"/admin/selectdynamicfatmodify.egi?dynamicFATmodifyparamname=%s&dynamicFATmodifyparamvalue=%s",
-   				pItem+4,pValue);
-   			// Send the request.  When one doesn't work, drop out of the loop.
-   			int status = anstoHttpGet(pPriv,modify_FAT_http_request);
-    		if(status != 1)
-        		return 0;
+    			// Send the request.  When one doesn't work, drop out of the loop.
+   			int status = anstoHttpGet(pPriv,modify_http_request);
+    			if(status != 1)
+        				return 0;
    		}
    	}
    } while(pItem);