diff --git a/include/configs/poplar.h b/include/configs/poplar.h
index 1c39ed1..8a12b52 100644
--- a/include/configs/poplar.h
+++ b/include/configs/poplar.h
@@ -18,7 +18,7 @@
 #define CONFIG_NR_DRAM_BANKS			2
 
 /* SYS */
-#define CONFIG_SYS_BOOTM_LEN			0x1400000
+#define CONFIG_SYS_BOOTM_LEN			SZ_64M
 #define CONFIG_SYS_INIT_SP_ADDR			0x200000
 #define CONFIG_SYS_LOAD_ADDR			0x800000
 #define CONFIG_SYS_MALLOC_LEN			SZ_32M