diff --git a/README.md b/README.md
index 914af52..9f3b35a 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ The sources are published under GPL Licenses.
 
 - In D-Star, Icom-G3Terminal, DExtra, DPLus and DCS
 - In DMR, DMRPlus (dongle) and DMRMmdvm
-- In C4FM, YSF, Wires-X and IRMS
+- In C4FM, YSF, Wires-X and IMRS
 - XLX Interlink protocol
 
 # Usage
@@ -136,7 +136,7 @@ XLX Server requires the following ports to be open and forwarded properly for in
  - UDP port 10101 - 10199 (AMBE transcoding port)
  - UDP port 12345 - 12346 (Icom Terminal presence and request port)
  - UDP port 40000         (Icom Terminal dv port)
- - UDP port 21110         (Yaesu IRMS protocol)
+ - UDP port 21110         (Yaesu IMRS protocol)
 
 # YSF Master Server
 
diff --git a/src/cimrsprotocol.cpp b/src/cimrsprotocol.cpp
index 4ad5fe3..1062646 100644
--- a/src/cimrsprotocol.cpp
+++ b/src/cimrsprotocol.cpp
@@ -126,10 +126,9 @@ void CImrsProtocol::Task(void)
             EncodePongPacket(&Buffer);
             m_Socket.Send(Buffer, Ip, IMRS_PORT);
 
-            // and our turn
+            // our turn
             EncodePingPacket(&Buffer);
             m_Socket.Send(Buffer, Ip, IMRS_PORT);
-
         }
         else if ( IsValidConnectPacket(Buffer, &Callsign) )
         {
@@ -327,6 +326,9 @@ void CImrsProtocol::HandleQueue(void)
                     m_Socket.Send(buffer, client->GetIp(), IMRS_PORT);
                     //std::cout << "sending " << buffer.size() << " bytes to " << client->GetIp() << std::endl;
                 }
+                // as DR-2X doesn't seems to respond to keepalives when receiving a stream
+                // tickle the keepalive timer here
+                client->Alive();
             }
             g_Reflector.ReleaseClients();
         }
diff --git a/src/main.h b/src/main.h
index 3752ea7..193fc12 100644
--- a/src/main.h
+++ b/src/main.h
@@ -53,7 +53,7 @@
 
 #define VERSION_MAJOR                   2
 #define VERSION_MINOR                   5
-#define VERSION_REVISION                0
+#define VERSION_REVISION                1
 
 // global ------------------------------------------------------