diff --git a/win_installer32.cfg b/win_installer32.cfg
index 8d8127e75..169c2625d 100644
--- a/win_installer32.cfg
+++ b/win_installer32.cfg
@@ -22,54 +22,52 @@ pypi_wheels=
     appdirs==1.4.3
     certifi==2019.11.28
     chardet==3.0.4
-    colorama==0.4.3
     colorzero==1.1
     cycler==0.10.0
-    decorator==4.4.1
+    decorator==4.2.1
     gpiozero==1.5.1
     guizero==1.1.0
     idna==2.8
-    ipykernel==5.1.3
+    ipykernel==4.8.0
     ipython-genutils==0.2.0
-    ipython==7.11.1
-    jupyter-client==5.3.4
-    jupyter-core==4.6.1
+    ipython==6.2.1
+    jupyter-client==5.2.2
+    jupyter-core==4.4.0
     kiwisolver==1.1.0
     matplotlib==2.2.2
     numpy==1.18.1
-    parso==0.5.2
+    parso==0.1.1
     pexpect==4.8.0
-    pickleshare==0.7.5
+    pickleshare==0.7.4
     pigpio==1.45
     Pillow==7.0.0
-    prompt-toolkit==3.0.2
+    prompt-toolkit==1.0.15
     ptyprocess==0.6.0
-    pycodestyle==2.4.0
+    pycodestyle==2.3.1
     pyflakes==2.0.0
     pygame==1.9.6
-    Pygments==2.5.2
+    Pygments==2.2.0
     pyparsing==2.4.6
     PyQt5-sip==12.7.0
     PyQt5==5.14.1
     PyQtChart==5.14.0
     pyserial==3.4
-    python-dateutil==2.8.1
+    python-dateutil==2.6.1
     pytz==2019.3
-    pyzmq==18.1.1
+    pyzmq==16.0.4
     QScintilla==2.11.4
     qtconsole==4.3.1
     requests==2.22.0
     semver==2.9.0
     setuptools==45.1.0
     sip==5.1.0
-    six==1.14.0
-    tornado==6.0.3
-    traitlets==4.3.3
+    six==1.11.0
+    tornado==4.5.3
+    traitlets==4.3.2
     urllib3==1.25.7
-    wcwidth==0.1.8
+    wcwidth==0.1.7
 
 packages=
-    backcall
     jedi
     simplegeneric
     pgzero
diff --git a/win_installer64.cfg b/win_installer64.cfg
index debd31282..0ea1e8dc2 100644
--- a/win_installer64.cfg
+++ b/win_installer64.cfg
@@ -22,51 +22,50 @@ pypi_wheels=
     appdirs==1.4.3
     certifi==2019.11.28
     chardet==3.0.4
-    colorama==0.4.3
     colorzero==1.1
     cycler==0.10.0
-    decorator==4.4.1
+    decorator==4.2.1
     gpiozero==1.5.1
     guizero==1.1.0
     idna==2.8
-    ipykernel==5.1.3
+    ipykernel==4.8.0
     ipython-genutils==0.2.0
-    ipython==7.11.1
-    jupyter-client==5.3.4
-    jupyter-core==4.6.1
+    ipython==6.2.1
+    jupyter-client==5.2.2
+    jupyter-core==4.4.0
     kiwisolver==1.1.0
     matplotlib==2.2.2
     numpy==1.18.1
-    parso==0.5.2
+    parso==0.1.1
     pexpect==4.8.0
-    pickleshare==0.7.5
+    pickleshare==0.7.4
     pigpio==1.45
     Pillow==7.0.0
-    prompt-toolkit==3.0.2
+    prompt-toolkit==1.0.15
     ptyprocess==0.6.0
-    pycodestyle==2.4.0
+    pycodestyle==2.3.1
     pyflakes==2.0.0
     pygame==1.9.6
-    Pygments==2.5.2
+    Pygments==2.2.0
     pyparsing==2.4.6
     PyQt5-sip==12.7.0
     PyQt5==5.14.1
     PyQtChart==5.14.0
     pyserial==3.4
-    python-dateutil==2.8.1
+    python-dateutil==2.6.1
     pytz==2019.3
-    pyzmq==18.1.1
+    pyzmq==16.0.4
     QScintilla==2.11.4
     qtconsole==4.3.1
     requests==2.22.0
     semver==2.9.0
     setuptools==45.1.0
     sip==5.1.0
-    six==1.14.0
-    tornado==6.0.3
-    traitlets==4.3.3
+    six==1.11.0
+    tornado==4.5.3
+    traitlets==4.3.2
     urllib3==1.25.7
-    wcwidth==0.1.8
+    wcwidth==0.1.7
 
 packages=
     backcall