diff --git a/app/src/main/java/com/topjohnwu/magisk/tasks/FlashZip.kt b/app/src/main/java/com/topjohnwu/magisk/tasks/FlashZip.kt
index 0a42d1783..fedf30e87 100644
--- a/app/src/main/java/com/topjohnwu/magisk/tasks/FlashZip.kt
+++ b/app/src/main/java/com/topjohnwu/magisk/tasks/FlashZip.kt
@@ -21,7 +21,10 @@ abstract class FlashZip(
 ) {
 
     private val app: App by inject()
-    private val tmpFile: File = File(app.cacheDir, "install.zip")
+    private val installFolder = File(app.cacheDir, "flash").apply {
+        if (!exists()) mkdirs()
+    }
+    private val tmpFile: File = File(installFolder, "install.zip")
 
     @Throws(IOException::class)
     private fun unzipAndCheck(): Boolean {