diff --git a/CHANGELOG.md b/CHANGELOG.md
index 50daad06..a2dd532a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ CHANGELOG for FlatCAM beta
 - fixed a bug in Paint Tool when doing Painting Area Selection and nothing is no polygon is in the selections to be painted
 - fixed Isolation, Paint and NCC Tools to use the Tool Type parameter from Preferences on adding new tools and also setting the 'type' key in tools dict correctly
 - fixed the export_dxf and export_svg Tcl commands
+- fixed issue #489 - missing `pywin` module requirement in the `requirements.txt` file
 
 5.01.2021
 
diff --git a/requirements.txt b/requirements.txt
index 72095885..95416ec7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,6 @@
 # For Windows GDAL wheel can be found here: https://www.lfd.uci.edu/~gohlke/pythonlibs/#gdal
 # Usage: pip3 install -r requirements.txt
 
-pyqt5>=5.12.1
 numpy>=1.16
 matplotlib>=3.1
 cycler>=0.10
@@ -14,14 +13,12 @@ setuptools
 dill
 rtree
 pyopengl
-vispy
 ortools>=7.0
 svg.path>=4.0
 simplejson
 shapely>=1.7.0
 freetype-py
 fontTools
-rasterio
 lxml
 ezdxf
 qrcode>=6.1
@@ -29,4 +26,8 @@ reportlab>=3.5
 svglib
 gdal
 pyserial>=3.4
-pikepdf>=2.0
\ No newline at end of file
+pikepdf>=2.0
+pywin32>2.0
+pyqt5>=5.12.1
+vispy
+rasterio
\ No newline at end of file