diff --git a/app/src/main/java/com/topjohnwu/magisk/model/entity/Repo.java b/app/src/main/java/com/topjohnwu/magisk/model/entity/Repo.java
index 853d013f3..abd44c9e8 100644
--- a/app/src/main/java/com/topjohnwu/magisk/model/entity/Repo.java
+++ b/app/src/main/java/com/topjohnwu/magisk/model/entity/Repo.java
@@ -7,6 +7,7 @@ import android.os.Parcelable;
 
 import com.topjohnwu.magisk.Const;
 import com.topjohnwu.magisk.utils.Utils;
+import com.topjohnwu.magisk.utils.XStringKt;
 
 import java.text.DateFormat;
 import java.util.Date;
@@ -103,7 +104,7 @@ public class Repo extends BaseModule {
     }
 
     public String getDownloadFilename() {
-        return Utils.INSTANCE.getLegalFilename(getName() + "-" + getVersion() + ".zip");
+        return XStringKt.legalFilename(getName() + "-" + getVersion() + ".zip");
     }
 
     public class IllegalRepoException extends Exception {
diff --git a/app/src/main/java/com/topjohnwu/magisk/model/entity/internal/DownloadSubject.kt b/app/src/main/java/com/topjohnwu/magisk/model/entity/internal/DownloadSubject.kt
index 54278371f..1a72f6672 100644
--- a/app/src/main/java/com/topjohnwu/magisk/model/entity/internal/DownloadSubject.kt
+++ b/app/src/main/java/com/topjohnwu/magisk/model/entity/internal/DownloadSubject.kt
@@ -27,7 +27,7 @@ sealed class DownloadSubject : Parcelable {
 
         @IgnoredOnParcel
         override val file by lazy {
-            File(Config.downloadDirectory, "${module.name}-v${module.version}(${module.versionCode}).zip")
+            File(Config.downloadDirectory, module.downloadFilename)
         }
     }
 
diff --git a/app/src/main/java/com/topjohnwu/magisk/utils/Utils.kt b/app/src/main/java/com/topjohnwu/magisk/utils/Utils.kt
index 19be391cc..fa5cdb435 100644
--- a/app/src/main/java/com/topjohnwu/magisk/utils/Utils.kt
+++ b/app/src/main/java/com/topjohnwu/magisk/utils/Utils.kt
@@ -70,12 +70,6 @@ object Utils {
         return info.loadLabel(pm).toString()
     }
 
-    fun getLegalFilename(filename: CharSequence): String {
-        return filename.toString().replace(" ", "_").replace("'", "").replace("\"", "")
-                .replace("$", "").replace("`", "").replace("*", "").replace("/", "_")
-                .replace("#", "").replace("@", "").replace("\\", "_")
-    }
-
     @WorkerThread
     fun loadModulesLeanback(): Map<String, OldModule> {
         val moduleMap = ValueSortedMap<String, OldModule>()
diff --git a/app/src/main/java/com/topjohnwu/magisk/utils/XString.kt b/app/src/main/java/com/topjohnwu/magisk/utils/XString.kt
index cd1a1bc64..3cebc9792 100644
--- a/app/src/main/java/com/topjohnwu/magisk/utils/XString.kt
+++ b/app/src/main/java/com/topjohnwu/magisk/utils/XString.kt
@@ -20,4 +20,8 @@ fun Int.res(vararg args: Any): String {
     return resources.getString(this, *args)
 }
 
-fun String.trimEmptyToNull(): String? = if (isBlank()) null else this
\ No newline at end of file
+fun String.trimEmptyToNull(): String? = if (isBlank()) null else this
+
+fun String.legalFilename() = replace(" ", "_").replace("'", "").replace("\"", "")
+        .replace("$", "").replace("`", "").replace("*", "").replace("/", "_")
+        .replace("#", "").replace("@", "").replace("\\", "_")