diff --git a/src/common/log.cpp b/src/common/log.cpp
index a8c9c66..cc0815b 100644
--- a/src/common/log.cpp
+++ b/src/common/log.cpp
@@ -5,7 +5,7 @@ QString LogInfo::m_currtDate = QString();
 QString LogInfo::m_folderPath = QString();
 QFile* LogInfo::m_fileLog = NULL;
 
-char* LogInfo::msgHead[] = {
+const char* LogInfo::msgHead[] = {
 	    "Debug   ",
 		"Warning ",
 		"Critical",
diff --git a/src/common/log.h b/src/common/log.h
index 927cd6f..aabfd86 100644
--- a/src/common/log.h
+++ b/src/common/log.h
@@ -20,7 +20,7 @@ private:
 	static QString m_currtDate;
 	static QString m_folderPath;
 	static QFile* m_fileLog;
-	static char* msgHead[];
+	static const char* msgHead[];
 };
 
 #endif // LOG_H
\ No newline at end of file