diff --git a/ports/espressif/boards/m5stack_core_basic/sdkconfig b/ports/espressif/boards/m5stack_core_basic/sdkconfig
index 2bb24fcc89..a4cedd8e81 100644
--- a/ports/espressif/boards/m5stack_core_basic/sdkconfig
+++ b/ports/espressif/boards/m5stack_core_basic/sdkconfig
@@ -1,5 +1,5 @@
 CONFIG_ESP32_ECO3_CACHE_LOCK_FIX=y
-CONFIG_ESP32_SPIRAM_SUPPORT=y
+CONFIG_ESP32_SPIRAM_SUPPORT=n
 CONFIG_ESP32_REV_MIN_3=y
 
 # CONFIG_SPIRAM_ALLOW_BSS_SEG_EXTERNAL_MEMORY is not set