diff --git a/boards/xtensa/esp32s3/esp32s3-devkit/configs/nsh/defconfig b/boards/xtensa/esp32s3/esp32s3-devkit/configs/nsh/defconfig
index 81a8fb76158..85854d0848f 100644
--- a/boards/xtensa/esp32s3/esp32s3-devkit/configs/nsh/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-devkit/configs/nsh/defconfig
@@ -29,7 +29,6 @@ CONFIG_HAVE_CXXINITIALIZE=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
 CONFIG_INIT_ENTRYPOINT="nsh_main"
 CONFIG_INTELHEX_BINARY=y
-CONFIG_MM_REGIONS=3
 CONFIG_NSH_ARCHINIT=y
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
diff --git a/boards/xtensa/esp32s3/esp32s3-devkit/configs/oneshot/defconfig b/boards/xtensa/esp32s3/esp32s3-devkit/configs/oneshot/defconfig
index e35347e6658..eb664e6917a 100644
--- a/boards/xtensa/esp32s3/esp32s3-devkit/configs/oneshot/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-devkit/configs/oneshot/defconfig
@@ -37,7 +37,6 @@ CONFIG_HAVE_CXXINITIALIZE=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
 CONFIG_INIT_ENTRYPOINT="nsh_main"
 CONFIG_INTELHEX_BINARY=y
-CONFIG_MM_REGIONS=3
 CONFIG_NSH_ARCHINIT=y
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
diff --git a/boards/xtensa/esp32s3/esp32s3-devkit/configs/spiflash/defconfig b/boards/xtensa/esp32s3/esp32s3-devkit/configs/spiflash/defconfig
index bf4df493635..03115d1d447 100644
--- a/boards/xtensa/esp32s3/esp32s3-devkit/configs/spiflash/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-devkit/configs/spiflash/defconfig
@@ -32,7 +32,6 @@ CONFIG_HOST_MACOS=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
 CONFIG_INIT_ENTRYPOINT="nsh_main"
 CONFIG_INTELHEX_BINARY=y
-CONFIG_MM_REGIONS=3
 CONFIG_NSH_ARCHINIT=y
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_DISABLE_LOSMART=y
diff --git a/boards/xtensa/esp32s3/esp32s3-devkit/configs/timer/defconfig b/boards/xtensa/esp32s3/esp32s3-devkit/configs/timer/defconfig
index 019aa241c15..da691d08054 100644
--- a/boards/xtensa/esp32s3/esp32s3-devkit/configs/timer/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-devkit/configs/timer/defconfig
@@ -34,7 +34,6 @@ CONFIG_HAVE_CXXINITIALIZE=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
 CONFIG_INIT_ENTRYPOINT="nsh_main"
 CONFIG_INTELHEX_BINARY=y
-CONFIG_MM_REGIONS=3
 CONFIG_NSH_ARCHINIT=y
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
diff --git a/boards/xtensa/esp32s3/esp32s3-devkit/configs/watchdog/defconfig b/boards/xtensa/esp32s3/esp32s3-devkit/configs/watchdog/defconfig
index ff0d72462ce..87a9eea1910 100644
--- a/boards/xtensa/esp32s3/esp32s3-devkit/configs/watchdog/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-devkit/configs/watchdog/defconfig
@@ -32,7 +32,6 @@ CONFIG_HAVE_CXXINITIALIZE=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
 CONFIG_INIT_ENTRYPOINT="nsh_main"
 CONFIG_INTELHEX_BINARY=y
-CONFIG_MM_REGIONS=3
 CONFIG_NSH_ARCHINIT=y
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512