diff --git a/app/src/main/java/com/lt2333/simplicitytools/SettingsActivity.kt b/app/src/main/java/com/lt2333/simplicitytools/SettingsActivity.kt
index 2319011b..7bb7eb04 100644
--- a/app/src/main/java/com/lt2333/simplicitytools/SettingsActivity.kt
+++ b/app/src/main/java/com/lt2333/simplicitytools/SettingsActivity.kt
@@ -11,6 +11,7 @@ import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
 import androidx.preference.Preference
 import androidx.preference.PreferenceFragmentCompat
+import com.lt2333.simplicitytools.util.ShellUtils
 
 class SettingsActivity : AppCompatActivity() {
 
diff --git a/app/src/main/java/com/lt2333/simplicitytools/ShellUtils.java b/app/src/main/java/com/lt2333/simplicitytools/util/ShellUtils.java
similarity index 99%
rename from app/src/main/java/com/lt2333/simplicitytools/ShellUtils.java
rename to app/src/main/java/com/lt2333/simplicitytools/util/ShellUtils.java
index 66407c39..52c81256 100644
--- a/app/src/main/java/com/lt2333/simplicitytools/ShellUtils.java
+++ b/app/src/main/java/com/lt2333/simplicitytools/util/ShellUtils.java
@@ -1,4 +1,4 @@
-package com.lt2333.simplicitytools;
+package com.lt2333.simplicitytools.util;
 
 import java.io.BufferedReader;
 import java.io.DataOutputStream;