diff --git a/sources/Modbus/ModbusCCMgr.cpp b/sources/Modbus/ModbusCCMgr.cpp
index addb993..bfa9cea 100644
--- a/sources/Modbus/ModbusCCMgr.cpp
+++ b/sources/Modbus/ModbusCCMgr.cpp
@@ -239,6 +239,21 @@ bool CModbusCCMgr::GetZT1InhibitionFlag()
     return false;
 }
 
+int CModbusCCMgr::ClearZT1InhibitionFlag()
+{
+    bool OK = false;
+    qint16 Reg = mModbusRepo->GetSingleReg(MODBUS_CC_AN_BASE_REG_ADD,&OK);
+
+    if(OK)
+    {
+        Reg &= ~MODBUS_CC_INHIBIT_ZT1_FLAG_MASK;
+        mModbusRepo->WriteSingleReg(MODBUS_CC_AN_BASE_REG_ADD,Reg);
+        return RET_OK;
+
+    }
+    return RET_ERROR;
+}
+
 bool CModbusCCMgr::GetZT2InhibitionFlag()
 {
     bool OK = false;
@@ -260,7 +275,20 @@ bool CModbusCCMgr::GetZT2InhibitionFlag()
 
     return false;
 }
+int CModbusCCMgr::ClearZT2InhibitionFlag()
+{
+    bool OK = false;
+    qint16 Reg = mModbusRepo->GetSingleReg(MODBUS_CC_AN_BASE_REG_ADD,&OK);
 
+    if(OK)
+    {
+        Reg &= ~MODBUS_CC_INHIBIT_ZT2_FLAG_MASK;
+        mModbusRepo->WriteSingleReg(MODBUS_CC_AN_BASE_REG_ADD,Reg);
+        return RET_OK;
+
+    }
+    return RET_ERROR;
+}
 
 QList<qint16> CModbusCCMgr::GetZT1TrainComposition()
 {
diff --git a/sources/Modbus/ModbusCCMgr.h b/sources/Modbus/ModbusCCMgr.h
index a6206fd..6aac0d2 100644
--- a/sources/Modbus/ModbusCCMgr.h
+++ b/sources/Modbus/ModbusCCMgr.h
@@ -44,7 +44,9 @@ public:
     QList<qint16> GetZT1TrainComposition();
     QList<qint16> GetZT2TrainComposition();
     bool GetZT1InhibitionFlag();
+    int ClearZT1InhibitionFlag();
     bool GetZT2InhibitionFlag();
+    int ClearZT2InhibitionFlag();
     qint16 GetZT1TrainType();
     qint16 GetZT2TrainType();