diff --git a/cadquery/cq.py b/cadquery/cq.py
index b853fa720..7c3afb60f 100644
--- a/cadquery/cq.py
+++ b/cadquery/cq.py
@@ -1622,6 +1622,9 @@ def lineTo(self: T, x: float, y: float, forConstruction: bool = False) -> T:
 
         endPoint = self.plane.toWorldCoords((x, y))
 
+        if startPoint == endPoint:
+            return self
+
         p = Edge.makeLine(startPoint, endPoint)
 
         if not forConstruction: