diff --git a/FlatCAMPostProc.py b/FlatCAMPostProc.py
index cfb99577..853b0090 100644
--- a/FlatCAMPostProc.py
+++ b/FlatCAMPostProc.py
@@ -9,6 +9,7 @@
 from importlib.machinery import SourceFileLoader
 import os
 from abc import ABCMeta, abstractmethod
+import math
 
 # module-root dictionary of postprocessors
 import FlatCAMApp
diff --git a/README.md b/README.md
index 0b91859c..c8bee27a 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,7 @@ CAD program, and create G-Code for Isolation routing.
 
 - finished the update on the Google translated Spanish translation.
 - updated the new objects icons for Gerber, Geometry and Excellon
+- small import problem fixed
 - RELEASE 8.98
 
 17.10.2019