diff --git a/configs/fire-stm32v2/nsh/defconfig b/configs/fire-stm32v2/nsh/defconfig
index 0802af3c94d..d6aaae05a27 100644
--- a/configs/fire-stm32v2/nsh/defconfig
+++ b/configs/fire-stm32v2/nsh/defconfig
@@ -456,7 +456,7 @@ CONFIG_NET_BUFSIZE=562
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=16
 CONFIG_NET_MAX_LISTENPORTS=16
-CONFIG_NET_TCP_READAHEAD_BUFSIZE=562
+# CONFIG_NET_TCP_READAHEAD_BUFSIZE=562
 CONFIG_NET_NTCP_READAHEAD_BUFFERS=8
 CONFIG_NET_TCP_RECVDELAY=0
 # CONFIG_NET_TCPBACKLOG is not set
@@ -469,7 +469,7 @@ CONFIG_NET_ICMP_PING=y
 # CONFIG_NET_PINGADDRCONF is not set
 # CONFIG_NET_IGMP is not set
 CONFIG_NET_STATISTICS=y
-CONFIG_NET_RECEIVE_WINDOW=562
+# CONFIG_NET_RECEIVE_WINDOW=562
 CONFIG_NET_ARPTAB_SIZE=16
 # CONFIG_NET_ARP_IPIN is not set
 
diff --git a/configs/shenzhou/nsh/defconfig b/configs/shenzhou/nsh/defconfig
index 313f9f57be8..0a699d334d1 100644
--- a/configs/shenzhou/nsh/defconfig
+++ b/configs/shenzhou/nsh/defconfig
@@ -388,7 +388,7 @@ CONFIG_NET_BUFSIZE=562
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=40
 CONFIG_NET_MAX_LISTENPORTS=40
-CONFIG_NET_TCP_READAHEAD_BUFSIZE=562
+# CONFIG_NET_TCP_READAHEAD_BUFSIZE=562
 CONFIG_NET_NTCP_READAHEAD_BUFFERS=16
 CONFIG_NET_TCP_RECVDELAY=0
 CONFIG_NET_TCPBACKLOG=y
@@ -401,7 +401,7 @@ CONFIG_NET_ICMP_PING=y
 # CONFIG_NET_PINGADDRCONF is not set
 # CONFIG_NET_IGMP is not set
 CONFIG_NET_STATISTICS=y
-CONFIG_NET_RECEIVE_WINDOW=562
+# CONFIG_NET_RECEIVE_WINDOW=562
 CONFIG_NET_ARPTAB_SIZE=16
 # CONFIG_NET_ARP_IPIN is not set
 
diff --git a/configs/stm3240g-eval/discover/defconfig b/configs/stm3240g-eval/discover/defconfig
index 81a5b3c910d..71dce1028bb 100644
--- a/configs/stm3240g-eval/discover/defconfig
+++ b/configs/stm3240g-eval/discover/defconfig
@@ -388,7 +388,7 @@ CONFIG_NET_BUFSIZE=650
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=40
 CONFIG_NET_MAX_LISTENPORTS=40
-CONFIG_NET_TCP_READAHEAD_BUFSIZE=562
+# CONFIG_NET_TCP_READAHEAD_BUFSIZE=562
 CONFIG_NET_NTCP_READAHEAD_BUFFERS=16
 CONFIG_NET_TCP_RECVDELAY=0
 CONFIG_NET_TCPBACKLOG=y
@@ -401,7 +401,7 @@ CONFIG_NET_ICMP_PING=y
 # CONFIG_NET_PINGADDRCONF is not set
 # CONFIG_NET_IGMP is not set
 CONFIG_NET_STATISTICS=y
-CONFIG_NET_RECEIVE_WINDOW=562
+# CONFIG_NET_RECEIVE_WINDOW=562
 CONFIG_NET_ARPTAB_SIZE=16
 CONFIG_NET_ARP_IPIN=y
 
diff --git a/configs/stm3240g-eval/xmlrpc/defconfig b/configs/stm3240g-eval/xmlrpc/defconfig
index 5c70327b9cb..cd80ea618db 100644
--- a/configs/stm3240g-eval/xmlrpc/defconfig
+++ b/configs/stm3240g-eval/xmlrpc/defconfig
@@ -382,7 +382,7 @@ CONFIG_NET_BUFSIZE=650
 CONFIG_NET_TCP=y
 CONFIG_NET_TCP_CONNS=40
 CONFIG_NET_MAX_LISTENPORTS=40
-CONFIG_NET_TCP_READAHEAD_BUFSIZE=562
+# CONFIG_NET_TCP_READAHEAD_BUFSIZE=562
 CONFIG_NET_NTCP_READAHEAD_BUFFERS=16
 CONFIG_NET_TCP_RECVDELAY=0
 CONFIG_NET_TCPBACKLOG=y
@@ -395,7 +395,7 @@ CONFIG_NET_ICMP_PING=y
 # CONFIG_NET_PINGADDRCONF is not set
 # CONFIG_NET_IGMP is not set
 CONFIG_NET_STATISTICS=y
-CONFIG_NET_RECEIVE_WINDOW=562
+# CONFIG_NET_RECEIVE_WINDOW=562
 CONFIG_NET_ARPTAB_SIZE=16
 CONFIG_NET_ARP_IPIN=y