diff --git a/src/lib/gui/core/CoreProcess.h b/src/lib/gui/core/CoreProcess.h
index d97e44b5d..6c861812e 100644
--- a/src/lib/gui/core/CoreProcess.h
+++ b/src/lib/gui/core/CoreProcess.h
@@ -116,7 +116,6 @@ private:
   void stopForegroundProcess() const;
   void stopProcessFromDaemon();
   QString persistServerConfig() const;
-  QString processModeString() const;
   void setConnectionState(ConnectionState state);
   void setProcessState(ProcessState state);
   void checkLogLine(const QString &line);