diff --git a/OS/bash/Week1/answers.md b/OS/bash/Week1/answers.md
index ae2f897..d9e8eba 100644
--- a/OS/bash/Week1/answers.md
+++ b/OS/bash/Week1/answers.md
@@ -2,5 +2,5 @@
 
 Q3.	a. `ls *.txt`
 	b. `ls *[0-9]*`
-	c. `ls ?????*` - 5, considering that one character is a period.
+	c. `ls ????*.*` - 5, considering that one character is a period.
 	d. `ls [!aeiou]*`