diff --git a/source/blender/src/editmesh_lib.c b/source/blender/src/editmesh_lib.c
index 974519a2844..cb8e34af532 100644
--- a/source/blender/src/editmesh_lib.c
+++ b/source/blender/src/editmesh_lib.c
@@ -250,6 +250,7 @@ void EM_editselection_plane(float *plane, EditSelection *ese)
 				VecCopyf(plane, vec);
 		}
 	}
+	Normalise(plane);
 }