diff --git a/operators/add_line_2d.py b/operators/add_line_2d.py
index eca58bee..7e6da86b 100644
--- a/operators/add_line_2d.py
+++ b/operators/add_line_2d.py
@@ -19,7 +19,7 @@
 
 class View3D_OT_slvs_add_line2d(Operator, Operator2d):
     """Add a line to the active sketch"""
-
+    
     bl_idname = Operators.AddLine2D
     bl_label = "Add Solvespace 2D Line"
     bl_options = {"REGISTER", "UNDO"}
@@ -54,6 +54,7 @@ def main(self, context: Context):
             self.target.construction = True
 
         # auto vertical/horizontal constraint
+        self.has_alignment = False
         constraints = context.scene.sketcher.constraints
         vec_dir = self.target.direction_vec()
         if vec_dir.length:
@@ -62,8 +63,10 @@ def main(self, context: Context):
             threshold = 0.1
             if angle < threshold or angle > HALF_TURN - threshold:
                 constraints.add_horizontal(self.target, sketch=self.sketch)
+                self.has_alignment = True
             elif (QUARTER_TURN - threshold) < angle < (QUARTER_TURN + threshold):
                 constraints.add_vertical(self.target, sketch=self.sketch)
+                self.has_alignment = True
 
         ignore_hover(self.target)
         return True
@@ -83,7 +86,7 @@ def fini(self, context: Context, succeede: bool):
             logger.debug("Add: {}".format(self.target))
 
         if succeede:
-            if self.has_coincident():
+            if self.has_coincident() or self.has_alignment:
                 solve_system(context, sketch=self.sketch)