diff --git a/include/configs/qemu-mips.h b/include/configs/qemu-mips.h
index b67d413..59a793b 100644
--- a/include/configs/qemu-mips.h
+++ b/include/configs/qemu-mips.h
@@ -80,7 +80,7 @@
 /* max number of command args */
 #define CONFIG_SYS_MAXARGS		16
 
-#define CONFIG_SYS_MALLOC_LEN		128*1024
+#define CONFIG_SYS_MALLOC_LEN		(256 << 10)
 
 #define CONFIG_SYS_BOOTPARAMS_LEN	128*1024
 
diff --git a/include/configs/qemu-mips64.h b/include/configs/qemu-mips64.h
index 4856087..28b791a 100644
--- a/include/configs/qemu-mips64.h
+++ b/include/configs/qemu-mips64.h
@@ -80,7 +80,7 @@
 /* max number of command args */
 #define CONFIG_SYS_MAXARGS		16
 
-#define CONFIG_SYS_MALLOC_LEN		128*1024
+#define CONFIG_SYS_MALLOC_LEN		(256 << 10)
 
 #define CONFIG_SYS_BOOTPARAMS_LEN	128*1024