diff --git a/Misc/stable_abi.txt b/Misc/stable_abi.txt
index efb2731f595..2a802bd5f4b 100644
--- a/Misc/stable_abi.txt
+++ b/Misc/stable_abi.txt
@@ -2139,6 +2139,15 @@ const Py_am_send
     added 3.10
 
 
+# New GC control functions in Py3.10 (https://bugs.python.org/issue28254)
+
+function PyGC_Disable
+    added 3.10
+function PyGC_Enable
+    added 3.10
+function PyGC_IsEnabled
+    added 3.10
+
+
 # (Detailed comments aren't really needed for further entries: from here on
 #  we can use version control logs.)
-
diff --git a/PC/python3dll.c b/PC/python3dll.c
index a53ec63e038..574d4dcad9f 100755
--- a/PC/python3dll.c
+++ b/PC/python3dll.c
@@ -271,6 +271,9 @@ EXPORT_FUNC(PyFrame_GetCode)
 EXPORT_FUNC(PyFrame_GetLineNumber)
 EXPORT_FUNC(PyFrozenSet_New)
 EXPORT_FUNC(PyGC_Collect)
+EXPORT_FUNC(PyGC_Disable)
+EXPORT_FUNC(PyGC_Enable)
+EXPORT_FUNC(PyGC_IsEnabled)
 EXPORT_FUNC(PyGILState_Ensure)
 EXPORT_FUNC(PyGILState_GetThisThreadState)
 EXPORT_FUNC(PyGILState_Release)