diff --git a/CMakeLists.txt b/CMakeLists.txt
index e4d6f86..4fed9c1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,4 +21,5 @@ add_executable(length length.asm)
 add_executable(yes yes.asm)
 add_executable(case case.asm)
 add_executable(diff diff.asm)
+add_executable(arg arg.asm)
 
diff --git a/arg.asm b/arg.asm
new file mode 100644
index 0000000..2a5558e
--- /dev/null
+++ b/arg.asm
@@ -0,0 +1,20 @@
+extern puts
+
+
+section .data
+	text db 48,0
+section .text
+	global main
+
+main:
+	sub rsp, 8	;enter
+
+	add [text], rdi
+
+	mov rdi, text
+	cld
+	call puts
+
+_end:
+	add rsp, 8	;exit
+	ret