diff --git a/stdlib/_socket.pyi b/stdlib/_socket.pyi
index e49cdfbb9..903ec9d97 100644
--- a/stdlib/_socket.pyi
+++ b/stdlib/_socket.pyi
@@ -273,6 +273,8 @@ TCP_SYNCNT: int
 TCP_WINDOW_CLAMP: int
 if sys.version_info >= (3, 7):
     TCP_NOTSENT_LOWAT: int
+if sys.version_info >= (3, 10) and sys.platform == "darwin":
+    TCP_KEEPALIVE: int
 if sys.version_info >= (3, 11) and sys.platform == "darwin":
     TCP_CONNECTION_INFO: int
 
diff --git a/stdlib/socket.pyi b/stdlib/socket.pyi
index 7ad8f1b82..23d50816e 100644
--- a/stdlib/socket.pyi
+++ b/stdlib/socket.pyi
@@ -214,6 +214,8 @@ if sys.platform != "win32":
     from _socket import CMSG_LEN as CMSG_LEN, CMSG_SPACE as CMSG_SPACE, sethostname as sethostname
 if sys.platform != "win32" or sys.version_info >= (3, 8):
     from _socket import if_indextoname as if_indextoname, if_nameindex as if_nameindex, if_nametoindex as if_nametoindex
+if sys.platform == "darwin" and sys.version_info >= (3, 10):
+    from _socket import TCP_KEEPALIVE as TCP_KEEPALIVE
 if sys.platform == "linux":
     from _socket import (
         ALG_OP_DECRYPT as ALG_OP_DECRYPT,