diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h
index 6fcc9b80962..ceff89d40e1 100644
--- a/include/configs/sunxi-common.h
+++ b/include/configs/sunxi-common.h
@@ -31,9 +31,7 @@
 # define CONFIG_MACH_TYPE_COMPAT_REV	1
 #endif
 
-#ifdef CONFIG_ARM64
-#define CONFIG_SYS_BOOTM_LEN		(32 << 20)
-#endif
+#define CONFIG_SYS_BOOTM_LEN		(64 << 20)
 
 /* Serial & console */
 #define CONFIG_SYS_NS16550_SERIAL