diff --git a/PowerEditor/src/NppBigSwitch.cpp b/PowerEditor/src/NppBigSwitch.cpp
index 001d1102..c2196280 100644
--- a/PowerEditor/src/NppBigSwitch.cpp
+++ b/PowerEditor/src/NppBigSwitch.cpp
@@ -1219,7 +1219,7 @@ LRESULT Notepad_plus::process(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lPa
 
 		case NPPM_SETSMOOTHFONT:
 		{
-			int param = lParam == 0 ? SC_EFF_QUALITY_DEFAULT : SC_EFF_QUALITY_LCD_OPTIMIZED;
+			int param = (lParam == 0 ? SC_EFF_QUALITY_DEFAULT : SC_EFF_QUALITY_LCD_OPTIMIZED);
 			_mainEditView.execute(SCI_SETFONTQUALITY, param);
 			_subEditView.execute(SCI_SETFONTQUALITY, param);
 			return TRUE;