diff --git a/src/hwapi.cpp b/src/hwapi.cpp
index 69e66a3..22f9c2c 100755
--- a/src/hwapi.cpp
+++ b/src/hwapi.cpp
@@ -146,11 +146,25 @@ void hwapi::onCCWakeGpioChanged(QString const &fileName) {
                 qCritical() << __func__ << ":" << __LINE__ << "switching terminal off...";
                 mod_switchWake(false);
                 mod_switchPower(false);
+                f.close();
+                f.setFileName(m_watchedFile);
+                // to turn off cc-terminal, the content must be "0"
+                if (f.open(QFile::WriteOnly | QIODevice::Truncate | QIODevice::Text)) {
+                    QTextStream s(&f);
+                    s << "switching terminal off";
+                }
             } else
             if (content.startsWith("1")) {
                 qCritical() << __func__ << ":" << __LINE__ << "switching terminal on...";
                 mod_switchPower(true);
                 mod_switchWake(true);
+                f.close();
+                f.setFileName(m_watchedFile);
+                // to turn on cc-terminal, the content must be "1"
+                if (f.open(QFile::WriteOnly | QIODevice::Truncate | QIODevice::Text)) {
+                    QTextStream s(&f);
+                    s << "switching terminal on";
+                }
             } else {
                 qCritical() << "watched file contained" << content;
             }