diff --git a/rtdata/languages/default b/rtdata/languages/default
index 45fcac2e4..e1c7c9ddc 100644
--- a/rtdata/languages/default
+++ b/rtdata/languages/default
@@ -2338,7 +2338,7 @@ TP_LOCALLAB_BLACK_EV;Black Ev
 TP_LOCALLAB_BLENDMASKCOL;Blend
 TP_LOCALLAB_BLENDMASKMAK;Add / substract mask
 TP_LOCALLAB_BLENDMASK_TOOLTIP;If blend = 0 only shape detection is improved.\nIf blend > 0 the mask is added to the image. If blend < 0 the mask is subtracted from the image
-TP_LOCALLAB_BLENDMASKMASK_TOOLTIP;If blend = 0 no action.\nAdd or subtract the mask from the original image
+TP_LOCALLAB_BLENDMASKMASK_TOOLTIP;If this slider = 0 no action.\nAdd or subtract the mask from the original image
 TP_LOCALLAB_BLGUID;Guided Filter
 TP_LOCALLAB_BLINV;Inverse
 TP_LOCALLAB_BLCO;Chrominance only