diff --git a/arch/sh/configs/ecovec24-romimage_defconfig b/arch/sh/configs/ecovec24-romimage_defconfig
index 0774924623c..46874704e4e 100644
--- a/arch/sh/configs/ecovec24-romimage_defconfig
+++ b/arch/sh/configs/ecovec24-romimage_defconfig
@@ -203,7 +203,7 @@ CONFIG_MMU=y
 CONFIG_PAGE_OFFSET=0x80000000
 CONFIG_FORCE_MAX_ZONEORDER=11
 CONFIG_MEMORY_START=0x08000000
-CONFIG_MEMORY_SIZE=0x08000000
+CONFIG_MEMORY_SIZE=0x10000000
 CONFIG_29BIT=y
 # CONFIG_X2TLB is not set
 CONFIG_VSYSCALL=y
diff --git a/arch/sh/configs/ecovec24_defconfig b/arch/sh/configs/ecovec24_defconfig
index ac6469718a2..cad918437ca 100644
--- a/arch/sh/configs/ecovec24_defconfig
+++ b/arch/sh/configs/ecovec24_defconfig
@@ -204,7 +204,7 @@ CONFIG_MMU=y
 CONFIG_PAGE_OFFSET=0x80000000
 CONFIG_FORCE_MAX_ZONEORDER=11
 CONFIG_MEMORY_START=0x08000000
-CONFIG_MEMORY_SIZE=0x08000000
+CONFIG_MEMORY_SIZE=0x10000000
 CONFIG_29BIT=y
 # CONFIG_X2TLB is not set
 CONFIG_VSYSCALL=y