diff --git a/src/tui.cpp b/src/tui.cpp
index 439b654..2536b22 100644
--- a/src/tui.cpp
+++ b/src/tui.cpp
@@ -7,12 +7,11 @@
 
 #include "../include/reHDD.h"
 
+static std::mutex mxUIrefresh;
 
 TUI::TUI(void)
 {
 
-
-
 }
 
 
@@ -53,6 +52,7 @@ void TUI::initTUI()
 
 void TUI::updateTUI(vector <Drive>* pvecDrives, uint8_t u8SelectedEntry)
 {
+    mxUIrefresh.lock();
     int stdscrX, stdscrY;
     getmaxyx(stdscr, stdscrY, stdscrX);
 
@@ -135,6 +135,8 @@ void TUI::updateTUI(vector <Drive>* pvecDrives, uint8_t u8SelectedEntry)
             detailview=overwriteDetailViewWindow(((stdscrX)-(int)(stdscrX/3)-7), (stdscrY-15), (int)(stdscrX/3)+5);
             wrefresh(detailview);
         }
+
+        mxUIrefresh.unlock();
 }
 
 enum TUI::UserInput TUI::readUserInput()