diff --git a/arch/arm64/configs/raphael_defconfig b/arch/arm64/configs/raphael_defconfig
index f8b9e4d0e4a8..4312cff59179 100644
--- a/arch/arm64/configs/raphael_defconfig
+++ b/arch/arm64/configs/raphael_defconfig
@@ -127,7 +127,7 @@ CONFIG_BUILD_BIN2C=y
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 # CONFIG_IKHEADERS is not set
-CONFIG_LOG_BUF_SHIFT=17
+CONFIG_LOG_BUF_SHIFT=20
 # CONFIG_CONSOLE_FLUSH_ON_HOTPLUG is not set
 CONFIG_LOG_CPU_MAX_BUF_SHIFT=17
 CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=13