diff --git a/Conf.cpp b/Conf.cpp
index 9050245..2e0b5c0 100644
--- a/Conf.cpp
+++ b/Conf.cpp
@@ -100,6 +100,7 @@ m_dstarEnabled(false),
 m_dstarModule("C"),
 m_dstarSelfOnly(false),
 m_dstarBlackList(),
+m_dstarAckReply(true),
 m_dstarErrorReply(true),
 m_dmrEnabled(false),
 m_dmrBeacons(false),
@@ -373,7 +374,9 @@ bool CConf::read()
 				}
 				p = ::strtok(NULL, ",\r\n");
 			}
-		} else if (::strcmp(key, "ErrorReply") == 0)
+		} else if (::strcmp(key, "AckReply") == 0)
+			m_dstarAckReply = ::atoi(value) == 1;
+		else if (::strcmp(key, "ErrorReply") == 0)
 			m_dstarErrorReply = ::atoi(value) == 1;
 	} else if (section == SECTION_DMR) {
 		if (::strcmp(key, "Enable") == 0)
@@ -805,6 +808,11 @@ std::vector<std::string> CConf::getDStarBlackList() const
 	return m_dstarBlackList;
 }
 
+bool CConf::getDStarAckReply() const
+{
+	return m_dstarAckReply;
+}
+
 bool CConf::getDStarErrorReply() const
 {
 	return m_dstarErrorReply;
diff --git a/Conf.h b/Conf.h
index a021573..53baaf5 100644
--- a/Conf.h
+++ b/Conf.h
@@ -91,6 +91,7 @@ public:
   std::string  getDStarModule() const;
   bool         getDStarSelfOnly() const;
   std::vector<std::string> getDStarBlackList() const;
+  bool         getDStarAckReply() const;
   bool         getDStarErrorReply() const;
 
   // The DMR section
@@ -244,6 +245,7 @@ private:
   std::string  m_dstarModule;
   bool         m_dstarSelfOnly;
   std::vector<std::string> m_dstarBlackList;
+  bool         m_dstarAckReply;
   bool         m_dstarErrorReply;
 
   bool         m_dmrEnabled;
diff --git a/DStarControl.cpp b/DStarControl.cpp
index 48713c1..fa73a7a 100644
--- a/DStarControl.cpp
+++ b/DStarControl.cpp
@@ -36,10 +36,11 @@ bool CallsignCompare(const std::string& arg, const unsigned char* my)
 
 // #define	DUMP_DSTAR
 
-CDStarControl::CDStarControl(const std::string& callsign, const std::string& module, bool selfOnly, bool errorReply, const std::vector<std::string>& blackList, CDStarNetwork* network, CDisplay* display, unsigned int timeout, bool duplex, CRSSIInterpolator* rssiMapper) :
+CDStarControl::CDStarControl(const std::string& callsign, const std::string& module, bool selfOnly, bool ackReply, bool errorReply, const std::vector<std::string>& blackList, CDStarNetwork* network, CDisplay* display, unsigned int timeout, bool duplex, CRSSIInterpolator* rssiMapper) :
 m_callsign(NULL),
 m_gateway(NULL),
 m_selfOnly(selfOnly),
+m_ackReply(ackReply),
 m_errorReply(errorReply),
 m_blackList(blackList),
 m_network(network),
@@ -523,7 +524,9 @@ void CDStarControl::writeEndRF()
 
 	if (m_netState == RS_NET_IDLE) {
 		m_display->clearDStar();
-		m_ackTimer.start();
+
+		if (m_ackReply)
+			m_ackTimer.start();
 
 		if (m_network != NULL)
 			m_network->reset();
diff --git a/DStarControl.h b/DStarControl.h
index 84b4f3d..ddc67bd 100644
--- a/DStarControl.h
+++ b/DStarControl.h
@@ -37,7 +37,7 @@
 
 class CDStarControl {
 public:
-	CDStarControl(const std::string& callsign, const std::string& module, bool selfOnly, bool errorReply, const std::vector<std::string>& blackList, CDStarNetwork* network, CDisplay* display, unsigned int timeout, bool duplex, CRSSIInterpolator* rssiMapper);
+	CDStarControl(const std::string& callsign, const std::string& module, bool selfOnly, bool ackReply, bool errorReply, const std::vector<std::string>& blackList, CDStarNetwork* network, CDisplay* display, unsigned int timeout, bool duplex, CRSSIInterpolator* rssiMapper);
 	~CDStarControl();
 
 	bool writeModem(unsigned char* data, unsigned int len);
@@ -50,6 +50,7 @@ private:
 	unsigned char*             m_callsign;
 	unsigned char*             m_gateway;
 	bool                       m_selfOnly;
+	bool                       m_ackReply;
 	bool                       m_errorReply;
 	std::vector<std::string>   m_blackList;
 	CDStarNetwork*             m_network;
diff --git a/MMDVM.ini b/MMDVM.ini
index 7003a3d..19dd30c 100644
--- a/MMDVM.ini
+++ b/MMDVM.ini
@@ -63,6 +63,7 @@ Port=/dev/ttyACM1
 Enable=1
 Module=C
 SelfOnly=0
+AckReply=1
 ErrorReply=1
 
 [DMR]
diff --git a/MMDVMHost.cpp b/MMDVMHost.cpp
index 15aff8a..1046ffc 100644
--- a/MMDVMHost.cpp
+++ b/MMDVMHost.cpp
@@ -338,17 +338,19 @@ int CMMDVMHost::run()
 		std::string module = m_conf.getDStarModule();
 		bool selfOnly      = m_conf.getDStarSelfOnly();
 		std::vector<std::string> blackList = m_conf.getDStarBlackList();
+		bool ackReply      = m_conf.getDStarAckReply();
 		bool errorReply    = m_conf.getDStarErrorReply();
 
 		LogInfo("D-Star Parameters");
 		LogInfo("    Module: %s", module.c_str());
 		LogInfo("    Self Only: %s", selfOnly ? "yes" : "no");
+		LogInfo("    Ack Reply: %s", ackReply ? "yes" : "no");
 		LogInfo("    Error Reply: %s", errorReply ? "yes" : "no");
 
 		if (blackList.size() > 0U)
 			LogInfo("    Black List: %u", blackList.size());
 
-		dstar = new CDStarControl(m_callsign, module, selfOnly, errorReply, blackList, m_dstarNetwork, m_display, m_timeout, m_duplex, rssi);
+		dstar = new CDStarControl(m_callsign, module, selfOnly, ackReply, errorReply, blackList, m_dstarNetwork, m_display, m_timeout, m_duplex, rssi);
 	}
 
 	CDMRControl* dmr = NULL;