diff --git a/src/Mod/Draft/draftgeoutils/cuboids.py b/src/Mod/Draft/draftgeoutils/cuboids.py
index 9de283a152..833e46634c 100644
--- a/src/Mod/Draft/draftgeoutils/cuboids.py
+++ b/src/Mod/Draft/draftgeoutils/cuboids.py
@@ -99,6 +99,8 @@ def getCubicDimensions(shape):
     # getting length and width
     vx = vec(base.Edges[0])
     vy = vec(base.Edges[1])
+    if round(vx.Length) == round(vy.Length):
+        vy = vec(base.Edges[2])
 
     # getting rotations
     rotZ = DraftVecUtils.angle(vx)