diff --git a/src/systemc/channel/sc_signal.cc b/src/systemc/channel/sc_signal.cc
index e3a3cf575b..4829dad307 100644
--- a/src/systemc/channel/sc_signal.cc
+++ b/src/systemc/channel/sc_signal.cc
@@ -69,6 +69,20 @@ ScSignalBase::_signalChange()
     _valueChangedEvent.notify(sc_core::SC_ZERO_TIME);
 }
 
+void
+ScSignalBaseBinary::_signalPosedge()
+{
+    _posStamp = getChangeStamp();
+    _posedgeEvent.notify(sc_core::SC_ZERO_TIME);
+}
+
+void
+ScSignalBaseBinary::_signalNegedge()
+{
+    _negStamp = getChangeStamp();
+    _negedgeEvent.notify(sc_core::SC_ZERO_TIME);
+}
+
 namespace
 {
 
diff --git a/src/systemc/ext/channel/sc_signal.hh b/src/systemc/ext/channel/sc_signal.hh
index 522638dde5..a2cb55397a 100644
--- a/src/systemc/ext/channel/sc_signal.hh
+++ b/src/systemc/ext/channel/sc_signal.hh
@@ -96,6 +96,9 @@ class ScSignalBaseBinary : public ScSignalBase
 
     uint64_t _posStamp;
     uint64_t _negStamp;
+
+    void _signalPosedge();
+    void _signalNegedge();
 };
 
 template <class T>
@@ -357,15 +360,18 @@ class sc_signal<bool, WRITER_POLICY> :
             return;
 
         this->m_cur_val = this->m_new_val;
-        this->_signalReset();
         this->_signalChange();
-        if (this->m_cur_val) {
-            this->_posStamp = ::sc_gem5::getChangeStamp();
-            this->_posedgeEvent.notify(SC_ZERO_TIME);
-        } else {
-            this->_negStamp = ::sc_gem5::getChangeStamp();
-            this->_negedgeEvent.notify(SC_ZERO_TIME);
-        }
+    }
+
+    void
+    _signalChange()
+    {
+        sc_gem5::ScSignalBinary<bool, WRITER_POLICY>::_signalChange();
+        this->_signalReset();
+        if (this->m_cur_val)
+            this->_signalPosedge();
+        else
+            this->_signalNegedge();
     }
 
   private:
@@ -421,13 +427,17 @@ class sc_signal<sc_dt::sc_logic, WRITER_POLICY> :
 
         this->m_cur_val = this->m_new_val;
         this->_signalChange();
-        if (this->m_cur_val == sc_dt::SC_LOGIC_1) {
-            this->_posStamp = ::sc_gem5::getChangeStamp();
-            this->_posedgeEvent.notify(SC_ZERO_TIME);
-        } else if (this->m_cur_val == sc_dt::SC_LOGIC_0) {
-            this->_negStamp = ::sc_gem5::getChangeStamp();
-            this->_negedgeEvent.notify(SC_ZERO_TIME);
-        }
+    }
+
+    void
+    _signalChange()
+    {
+        sc_gem5::ScSignalBinary<sc_dt::sc_logic, WRITER_POLICY>::
+            _signalChange();
+        if (this->m_cur_val == sc_dt::SC_LOGIC_1)
+            this->_signalPosedge();
+        else if (this->m_cur_val == sc_dt::SC_LOGIC_0)
+            this->_signalNegedge();
     }
 
   private: