diff --git a/CHANGES b/CHANGES
index ea3a9c52f0..d1adbf85b3 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,5 @@
+4464.	[bug]		Fix windows python support. [RT #43173]
+
 4463.	[bug]		The dnstap system test failed on some systems.
 			[RT #43129]
 
diff --git a/win32utils/Configure b/win32utils/Configure
index dc6bb3fdcd..41d5745147 100644
--- a/win32utils/Configure
+++ b/win32utils/Configure
@@ -73,6 +73,20 @@ my @filelist = ("..\\bin\\check\\win32\\checktool.dsp",
                 "..\\bin\\python\\dnssec-checkds.py",
                 "..\\bin\\python\\dnssec-coverage.py",
                 "..\\bin\\python\\dnssec-keymgr.py",
+                "..\\bin\\python\\isc\\__init__.py",
+                "..\\bin\\python\\isc\\checkds.py",
+                "..\\bin\\python\\isc\\coverage.py",
+                "..\\bin\\python\\isc\\dnskey.py",
+                "..\\bin\\python\\isc\\eventlist.py",
+                "..\\bin\\python\\isc\\keydict.py",
+                "..\\bin\\python\\isc\\keyevent.py",
+                "..\\bin\\python\\isc\\keymgr.py",
+                "..\\bin\\python\\isc\\keyseries.py",
+                "..\\bin\\python\\isc\\keyzone.py",
+                "..\\bin\\python\\isc\\policy.py",
+                "..\\bin\\python\\isc\\rndc.py",
+                "..\\bin\\python\\isc\\tests\\dnskey_test.py",
+                "..\\bin\\python\\isc\\tests\\policy_test.py",
                 "..\\bin\\python\\isc\\utils.py",
                 "..\\bin\\rndc\\win32\\rndc.dsp",
                 "..\\bin\\rndc\\win32\\rndc.mak",