diff --git a/arch/arm64/include/uapi/asm/setup.h b/arch/arm64/include/uapi/asm/setup.h
index 9cf2e46..7474c81 100644
--- a/arch/arm64/include/uapi/asm/setup.h
+++ b/arch/arm64/include/uapi/asm/setup.h
@@ -21,6 +21,6 @@
 
 #include <linux/types.h>
 
-#define COMMAND_LINE_SIZE	2048
+#define COMMAND_LINE_SIZE	4096
 
 #endif