diff --git a/rtgui/locallabtools.cc b/rtgui/locallabtools.cc
index d06fa1837..8a400d8fe 100644
--- a/rtgui/locallabtools.cc
+++ b/rtgui/locallabtools.cc
@@ -6950,7 +6950,7 @@ void LocallabBlur::updateMaskBackground(const double normChromar, const double n
         LLmaskblshape->updateLocallabBackground(normLumar);
         HHmaskblshape->updateLocallabBackground(normHuer);
         Lmaskblshape->updateLocallabBackground(normLumar);
-
+        wavhue->updateLocallabBackground(normHuer);
         return false;
     }
     );