diff --git a/SketchWidget.py b/SketchWidget.py
index 38b9464..f71e08c 100644
--- a/SketchWidget.py
+++ b/SketchWidget.py
@@ -90,8 +90,6 @@ class SketchWidget:
 
         gldrawable.gl_end()
 
-        self.solve()
-
     def reshape(self, glarea, event):
         # get GLContext and GLDrawable
         glcontext = glarea.get_gl_context()
@@ -113,6 +111,7 @@ class SketchWidget:
 
         gldrawable.gl_end()
 
+        self.solve()
         self.update_snap_ptrefs()
 
         return True