diff --git a/Display-Lock/ui.c b/Display-Lock/ui.c
index e674eed..dd7f50e 100644
--- a/Display-Lock/ui.c
+++ b/Display-Lock/ui.c
@@ -112,8 +112,6 @@ void mainWindowInit(HWND hDlg, MAIN_WINDOW_CONTROLS *mainWindowControls)
 
     tci.pszText = L"Settings";
     TabCtrl_InsertItem(mainWindowControls->tabCtrl, SETTINGS_VIEW, &tci);
-
-
 }
 
 void windowsButtonStart(WINDOW_VIEW_CONTROLS *windowControls, ARGS *args, volatile BOOL *running, int windowSelection)
@@ -123,6 +121,7 @@ void windowsButtonStart(WINDOW_VIEW_CONTROLS *windowControls, ARGS *args, volati
     startThread(&windowControls->clipThread, cursorLock, (void*)args);
     EnableWindow(windowControls->startButton, FALSE);
     EnableWindow(windowControls->stopButton, TRUE);
+    EnableWindow(windowControls->comboBox, FALSE);
 }
 
 void windowsButtonStop(MENU menu, WINDOW_VIEW_CONTROLS *windowControls)
@@ -130,6 +129,7 @@ void windowsButtonStop(MENU menu, WINDOW_VIEW_CONTROLS *windowControls)
     *windowControls->runningClip = FALSE;
     EnableWindow(windowControls->startButton, TRUE);
     EnableWindow(windowControls->stopButton, FALSE);
+    EnableWindow(windowControls->comboBox, TRUE);
     menu.closeThread(windowControls->clipThread, windowControls->runningClip);
 }