diff --git a/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/hidmouse/defconfig b/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/hidmouse/defconfig
index 4bd984b2249..4f76a60d76b 100644
--- a/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/hidmouse/defconfig
+++ b/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/hidmouse/defconfig
@@ -43,7 +43,6 @@ CONFIG_NET_ICMP=y
 CONFIG_NET_ICMP_SOCKET=y
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_TCP=y
-CONFIG_NET_TCP_SPLIT=y
 CONFIG_NET_UDP=y
 CONFIG_NET_UDP_CHECKSUMS=y
 CONFIG_NSH_ARCHINIT=y
diff --git a/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/nsh/defconfig b/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/nsh/defconfig
index 62f35a6241d..d2a546fba0a 100644
--- a/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/nsh/defconfig
+++ b/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/nsh/defconfig
@@ -52,7 +52,6 @@ CONFIG_NET_ICMP=y
 CONFIG_NET_ICMP_SOCKET=y
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_TCP=y
-CONFIG_NET_TCP_SPLIT=y
 CONFIG_NET_UDP=y
 CONFIG_NET_UDP_CHECKSUMS=y
 CONFIG_NSH_ARCHINIT=y
diff --git a/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/zmodem/defconfig b/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/zmodem/defconfig
index 2257c90b38e..5dbbf29b032 100644
--- a/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/zmodem/defconfig
+++ b/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/configs/zmodem/defconfig
@@ -49,7 +49,6 @@ CONFIG_NET_ICMP=y
 CONFIG_NET_ICMP_SOCKET=y
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_TCP=y
-CONFIG_NET_TCP_SPLIT=y
 CONFIG_NET_UDP=y
 CONFIG_NET_UDP_CHECKSUMS=y
 CONFIG_NSH_ARCHINIT=y
diff --git a/boards/arm/lpc17xx_40xx/zkit-arm-1769/configs/nsh/defconfig b/boards/arm/lpc17xx_40xx/zkit-arm-1769/configs/nsh/defconfig
index 97c91f7d1c0..141c68ae1df 100644
--- a/boards/arm/lpc17xx_40xx/zkit-arm-1769/configs/nsh/defconfig
+++ b/boards/arm/lpc17xx_40xx/zkit-arm-1769/configs/nsh/defconfig
@@ -52,7 +52,6 @@ CONFIG_NET_ICMP=y
 CONFIG_NET_ICMP_SOCKET=y
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_TCP=y
-CONFIG_NET_TCP_SPLIT=y
 CONFIG_NET_UDP=y
 CONFIG_NET_UDP_CHECKSUMS=y
 CONFIG_NSH_ARCHINIT=y
diff --git a/boards/arm/lpc17xx_40xx/zkit-arm-1769/configs/nxhello/defconfig b/boards/arm/lpc17xx_40xx/zkit-arm-1769/configs/nxhello/defconfig
index 819d4873197..9fb12c394e0 100644
--- a/boards/arm/lpc17xx_40xx/zkit-arm-1769/configs/nxhello/defconfig
+++ b/boards/arm/lpc17xx_40xx/zkit-arm-1769/configs/nxhello/defconfig
@@ -60,7 +60,6 @@ CONFIG_NET_ICMP=y
 CONFIG_NET_ICMP_SOCKET=y
 CONFIG_NET_MAX_LISTENPORTS=8
 CONFIG_NET_TCP=y
-CONFIG_NET_TCP_SPLIT=y
 CONFIG_NET_UDP=y
 CONFIG_NET_UDP_CHECKSUMS=y
 CONFIG_NSH_ARCHINIT=y
diff --git a/boards/arm/stm32/stm32butterfly2/configs/nshnet/defconfig b/boards/arm/stm32/stm32butterfly2/configs/nshnet/defconfig
index 58b16bc8d2b..98ab44c4bb5 100644
--- a/boards/arm/stm32/stm32butterfly2/configs/nshnet/defconfig
+++ b/boards/arm/stm32/stm32butterfly2/configs/nshnet/defconfig
@@ -50,7 +50,6 @@ CONFIG_NET_ICMP=y
 CONFIG_NET_ICMP_SOCKET=y
 CONFIG_NET_LOCAL=y
 CONFIG_NET_TCP=y
-CONFIG_NET_TCP_SPLIT=y
 CONFIG_NET_UDP=y
 CONFIG_NSH_ARCHINIT=y
 CONFIG_NSH_BUILTIN_APPS=y