diff --git a/related_info/lab1/lab1-ex2.c b/related_info/lab1/lab1-ex2.c
old mode 100755
new mode 100644
diff --git a/related_info/lab1/lab1-ex3.c b/related_info/lab1/lab1-ex3.c
index b81d908..89452d5 100644
--- a/related_info/lab1/lab1-ex3.c
+++ b/related_info/lab1/lab1-ex3.c
@@ -1,5 +1,5 @@
 void inline ex1(void){
-        asm ("movl $0xffff, %%eax\n");
+        asm ("movl $0xffff, %eax\n");
 }
 
 void inline ex2(void){