diff --git a/arch/arm/configs/odroidu_defconfig b/arch/arm/configs/odroidu_defconfig
index d3b98310442761..46fb666a0da645 100644
--- a/arch/arm/configs/odroidu_defconfig
+++ b/arch/arm/configs/odroidu_defconfig
@@ -1711,7 +1711,7 @@ CONFIG_VT_CONSOLE_SLEEP=y
 CONFIG_HW_CONSOLE=y
 CONFIG_VT_HW_CONSOLE_BINDING=y
 CONFIG_UNIX98_PTYS=y
-# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
+CONFIG_DEVPTS_MULTIPLE_INSTANCES=y
 CONFIG_LEGACY_PTYS=y
 CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_SERIAL_NONSTANDARD is not set