diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h
index 997a92c..0511397 100644
--- a/include/configs/sunxi-common.h
+++ b/include/configs/sunxi-common.h
@@ -187,7 +187,12 @@
 #ifdef CONFIG_SUNXI_HIGH_SRAM
 #define CONFIG_SPL_TEXT_BASE		0x10040		/* sram start+header */
 #define CONFIG_SPL_MAX_SIZE		0x7fc0		/* 32 KiB */
+#ifdef CONFIG_ARM64
+/* end of SRAM A2 for now, as SRAM A1 is pretty tight for an ARM64 build */
+#define LOW_LEVEL_SRAM_STACK		0x00054000
+#else
 #define LOW_LEVEL_SRAM_STACK		0x00018000
+#endif /* !CONFIG_ARM64 */
 #else
 #define CONFIG_SPL_TEXT_BASE		0x40		/* sram start+header */
 #define CONFIG_SPL_MAX_SIZE		0x5fc0		/* 24KB on sun4i/sun7i */