diff --git a/RfpProxy/Program.cs b/RfpProxy/Program.cs
index da83a0f..8043984 100644
--- a/RfpProxy/Program.cs
+++ b/RfpProxy/Program.cs
@@ -15,7 +15,7 @@ static async Task Main(string[] args)
             int port = 16321;
             int listen = 16000;
             string socket = "client.sock";
-            string configfile = "/opt/SIP-DECT/tmp/omm_conf_8.3SP4.txt";
+            string configfile = "/opt/SIP-DECT/tmp/omm_conf_8.3SP5.txt";
             bool showHelp = false;
             bool useTProxy = false;
             var options = new OptionSet
diff --git a/SoftRfp/Program.cs b/SoftRfp/Program.cs
index e3911ad..cafded8 100644
--- a/SoftRfp/Program.cs
+++ b/SoftRfp/Program.cs
@@ -16,7 +16,7 @@ static async Task Main(string[] args)
             string mac = null;
             string omm = null;
             string rfpa = null;
-            string configfile = "/opt/SIP-DECT/tmp/omm_conf.txt";
+            string configfile = "/opt/SIP-DECT/tmp/omm_conf_8.3SP5.txt";
             var options = new OptionSet
             {
                 {"m|mac=", "rfp MAC address", x => mac = x},