diff --git a/doc/texinfo/opt_mesh.texi b/doc/texinfo/opt_mesh.texi
index d3eaad320fb9acfbce57e23d6de7b3be9d622889..b40dd0baacfd2f211b8c9f4d793e452408e72e5a 100644
--- a/doc/texinfo/opt_mesh.texi
+++ b/doc/texinfo/opt_mesh.texi
@@ -26,7 +26,7 @@ Saved in: @code{-}
 
 @item Mesh.AngleSmoothNormals
 Threshold angle below which normals are not smoothed@*
-Default value: @code{180}@*
+Default value: @code{30}@*
 Saved in: @code{General.OptionsFileName}
 
 @item Mesh.BetaSmoothMetric
diff --git a/doc/texinfo/opt_view.texi b/doc/texinfo/opt_view.texi
index e3bb401f28903e98b883916b00d472ffa6db4e8b..4e86ee1ec9faa4e75bb231b6be71a2b65d6d58d8 100644
--- a/doc/texinfo/opt_view.texi
+++ b/doc/texinfo/opt_view.texi
@@ -116,7 +116,7 @@ Saved in: @code{General.OptionsFileName}
 
 @item View.AngleSmoothNormals
 Threshold angle below which normals are not smoothed@*
-Default value: @code{180}@*
+Default value: @code{30}@*
 Saved in: @code{General.OptionsFileName}
 
 @item View.ArrowHeadRadius