diff --git a/BTClockOTA-debug.spec b/BTClockOTA-debug.spec
index 82b9de4..4c9cbbf 100644
--- a/BTClockOTA-debug.spec
+++ b/BTClockOTA-debug.spec
@@ -6,7 +6,7 @@ a = Analysis(
     pathex=[],
     binaries=[],
     datas=[],
-    hiddenimports=['zeroconf._utils.ipaddress', 'zeroconf._handlers.answers', 'pyserial', 'wx'],
+    hiddenimports=['zeroconf._utils.ipaddress', 'zeroconf._handlers.answers', 'pyserial', 'wx', 'wx._xml'],
     hookspath=[],
     hooksconfig={},
     runtime_hooks=[],
diff --git a/BTClockOTA-universal.spec b/BTClockOTA-universal.spec
index 4a0929c..e3d1c07 100644
--- a/BTClockOTA-universal.spec
+++ b/BTClockOTA-universal.spec
@@ -7,7 +7,7 @@ a = Analysis(
     binaries=[],
     datas=[],
     hiddenimports=['zeroconf._utils.ipaddress',
-                   'zeroconf._handlers.answers', 'pyserial', 'wx'],
+                   'zeroconf._handlers.answers', 'pyserial', 'wx', 'wx._xml'],
     hookspath=[],
     hooksconfig={},
     runtime_hooks=[],
diff --git a/BTClockOTA.spec b/BTClockOTA.spec
index 1aec7f3..0f3984b 100644
--- a/BTClockOTA.spec
+++ b/BTClockOTA.spec
@@ -6,7 +6,7 @@ a = Analysis(
     pathex=[],
     binaries=[],
     datas=[],
-    hiddenimports=['zeroconf._utils.ipaddress', 'zeroconf._handlers.answers', 'pyserial', 'wx'],
+    hiddenimports=['zeroconf._utils.ipaddress', 'zeroconf._handlers.answers', 'pyserial', 'wx', 'wx._xml'],
     hookspath=[],
     hooksconfig={},
     runtime_hooks=[],