diff --git a/pylib/anki/sound.py b/pylib/anki/sound.py
index 54f93a080..fad5b6789 100644
--- a/pylib/anki/sound.py
+++ b/pylib/anki/sound.py
@@ -40,25 +40,3 @@ class SoundOrVideoTag:
 
 # note this does not include image tags, which are handled with HTML.
 AVTag = Union[SoundOrVideoTag, TTSTag]
-
-# Legacy utils
-##########################################################################
-# these will be removed in the future
-
-_soundReg = r"\[sound:(.*?)\]"
-
-
-def allSounds(text) -> List:
-    from aqt import mw  # type: ignore # pylint: disable=import-error
-
-    return [
-        x.filename
-        for x in mw.col.backend.get_av_tags(text)
-        if isinstance(x, SoundOrVideoTag)
-    ]
-
-
-def stripSounds(text) -> str:
-    from aqt import mw  # type: ignore # pylint: disable=import-error
-
-    return mw.col.backend.strip_av_tags(text)
diff --git a/pylib/anki/utils.py b/pylib/anki/utils.py
index 054a40919..2fdcac15c 100644
--- a/pylib/anki/utils.py
+++ b/pylib/anki/utils.py
@@ -226,14 +226,6 @@ def entsToTxt(html: str) -> str:
     return reEnts.sub(fixup, html)
 
 
-# legacy function
-def bodyClass(col, card) -> str:
-    from aqt.theme import theme_manager  # type: ignore # pylint: disable=import-error
-
-    print("bodyClass() deprecated")
-    return theme_manager.body_classes_for_card_ord(card.ord)
-
-
 # IDs
 ##############################################################################
 
diff --git a/qt/aqt/legacy.py b/qt/aqt/legacy.py
new file mode 100644
index 000000000..50cb959ce
--- /dev/null
+++ b/qt/aqt/legacy.py
@@ -0,0 +1,43 @@
+# Copyright: Ankitects Pty Ltd and contributors
+# -*- coding: utf-8 -*-
+# License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
+
+"""
+Legacy support
+"""
+
+from typing import List
+
+import anki
+import aqt
+from anki.sound import SoundOrVideoTag
+from aqt.theme import theme_manager
+
+# Routines removed from pylib/
+##########################################################################
+
+
+def bodyClass(col, card) -> str:
+    print("bodyClass() deprecated")
+    return theme_manager.body_classes_for_card_ord(card.ord)
+
+
+def allSounds(text) -> List:
+    print("allSounds() deprecated")
+    return [
+        x.filename
+        for x in aqt.mw.col.backend.get_av_tags(text)
+        if isinstance(x, SoundOrVideoTag)
+    ]
+
+
+def stripSounds(text) -> str:
+    print("stripSounds() deprecated")
+    return aqt.mw.col.backend.strip_av_tags(text)
+
+
+def install_pylib_legacy():
+    anki.utils.bodyClass = bodyClass
+    anki.sound._soundReg = r"\[sound:(.*?)\]"
+    anki.sound.allSounds = allSounds
+    anki.sound.stripSounds = stripSounds
diff --git a/qt/aqt/main.py b/qt/aqt/main.py
index 27e1c0255..650ed215d 100644
--- a/qt/aqt/main.py
+++ b/qt/aqt/main.py
@@ -32,6 +32,7 @@ from anki.storage import Collection
 from anki.utils import devMode, ids2str, intTime, isMac, isWin, splitFields
 from aqt import gui_hooks
 from aqt.addons import DownloadLogEntry, check_and_prompt_for_updates, show_log_to_user
+from aqt.legacy import install_pylib_legacy
 from aqt.profiles import ProfileManager as ProfileManagerType
 from aqt.qt import *
 from aqt.qt import sip
@@ -53,6 +54,8 @@ from aqt.utils import (
     tooltip,
 )
 
+install_pylib_legacy()
+
 
 class AnkiQt(QMainWindow):
     col: _Collection