diff --git a/rtdata/languages/default b/rtdata/languages/default
index f8f7cf114..5ef480ce4 100644
--- a/rtdata/languages/default
+++ b/rtdata/languages/default
@@ -1793,7 +1793,7 @@ MAIN_TOOLTIP_PREVIEWFOCUSMASK;Preview the <b>focus mask</b>.\nShortcut: <b>Shift
 MAIN_TOOLTIP_PREVIEWG;Preview the <b>green channel</b>.\nShortcut: <b>g</b>
 MAIN_TOOLTIP_PREVIEWL;Preview the <b>luminosity</b>.\nShortcut: <b>v</b>\n\n0.299*R + 0.587*G + 0.114*B
 MAIN_TOOLTIP_PREVIEWR;Preview the <b>red channel</b>.\nShortcut: <b>r</b>
-MAIN_TOOLTIP_PREVIEWSHARPMASK;Preview the <b>sharpening contrast mask</b>.\nShortcut: <b>p</b>\n\nOnly works when sharpening is enabled and zoom >= 100%.
+MAIN_TOOLTIP_PREVIEWSHARPMASK;Preview the <b>sharpening contrast mask</b>.\nShortcut: <b>p</b>\n\nOnly works when sharpening is enabled and zoom >= 100%, or when capture sharpening is enabled.
 MAIN_TOOLTIP_QINFO;Quick info on the image.\nShortcut: <b>i</b>
 MAIN_TOOLTIP_SHOWHIDELP1;Show/Hide the left panel.\nShortcut: <b>l</b>
 MAIN_TOOLTIP_SHOWHIDERP1;Show/Hide the right panel.\nShortcut: <b>Alt-l</b>