diff --git a/src/Mod/Path/PathScripts/post/heidenhain_post.py b/src/Mod/Path/PathScripts/post/heidenhain_post.py
index 3cf5a3248f..7206da5cb7 100644
--- a/src/Mod/Path/PathScripts/post/heidenhain_post.py
+++ b/src/Mod/Path/PathScripts/post/heidenhain_post.py
@@ -800,7 +800,7 @@ def HEIDEN_PolarArc(pol_cc_X, pol_cc_Y, pol_X, pol_Y, pol_Z, pol_Axis, pol_Incr)
         pol_Angle = 90 - pol_Angle
     # with Y axis zero have the Z+ direction
     elif pol_Axis == "Y":
-        pol_Angle = pol_Angle
+        pol_Angle = 0 + pol_Angle
     # with Z axis zero have the X+ direction
     elif pol_Axis == "Z":
         pol_Angle = 90 - pol_Angle
@@ -1048,4 +1048,4 @@ def HEIDEN_LBL_Replace():
                 POSTGCODE.insert(RefEnd, "LBL 0")
                 POSTGCODE.insert(RefStart, "LBL " + str(FIRST_LBL - LBL_Shift))
     STORED_LBL.clear()
-    return
\ No newline at end of file
+    return