diff --git a/Misc/NEWS b/Misc/NEWS
index 6e6c58d..4993a9c 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -43,6 +43,9 @@
 Build
 -----
 
+- Bug #3989: Package the 2to3 script (as 2to3.py) in the Windows
+  installer.
+
 - Bug #3887: Package x64 version of CRT for AMD64 Windows binaries.
 
 
diff --git a/Tools/msi/msi.py b/Tools/msi/msi.py
index 9763670..bb74d53 100644
--- a/Tools/msi/msi.py
+++ b/Tools/msi/msi.py
@@ -1121,6 +1121,7 @@
         if os.path.exists(os.path.join(lib.absolute, "README")):
             lib.add_file("README.txt", src="README")
         if f == 'Scripts':
+            lib.add_file("2to3.py", src="2to3")
             if have_tcl:
                 lib.start_component("pydocgui.pyw", tcltk, keyfile="pydocgui.pyw")
                 lib.add_file("pydocgui.pyw")