diff --git a/app/src/main/java/li/songe/gkd/util/FolderExt.kt b/app/src/main/java/li/songe/gkd/util/FolderExt.kt
index 198a234df..796dcf9f5 100644
--- a/app/src/main/java/li/songe/gkd/util/FolderExt.kt
+++ b/app/src/main/java/li/songe/gkd/util/FolderExt.kt
@@ -15,10 +15,17 @@ private val cacheDir by lazy {
 val snapshotZipDir by lazy { cacheDir.resolve("snapshotZip") }
 val newVersionApkDir by lazy { cacheDir.resolve("newVersionApk") }
 val logZipDir by lazy { cacheDir.resolve("logZip") }
+val imageCacheDir by lazy { cacheDir.resolve("imageCache") }
 
 fun initFolder() {
     listOf(
-        dbFolder, subsFolder, snapshotFolder, snapshotZipDir, newVersionApkDir, logZipDir
+        dbFolder,
+        subsFolder,
+        snapshotFolder,
+        snapshotZipDir,
+        newVersionApkDir,
+        logZipDir,
+        imageCacheDir
     ).forEach { f ->
         if (!f.exists()) {
             f.mkdirs()
diff --git a/app/src/main/java/li/songe/gkd/util/Singleton.kt b/app/src/main/java/li/songe/gkd/util/Singleton.kt
index f9fc287b3..9b28ae698 100644
--- a/app/src/main/java/li/songe/gkd/util/Singleton.kt
+++ b/app/src/main/java/li/songe/gkd/util/Singleton.kt
@@ -53,10 +53,7 @@ object Singleton {
                 add(GifDecoder.Factory())
             }
         }.diskCache {
-            app.filesDir
-            app.getExternalFilesDir(null)
-            DiskCache.Builder()
-                .directory((app.externalCacheDir ?: app.cacheDir).resolve("imageCache")).build()
+            DiskCache.Builder().directory(imageCacheDir).build()
         }.build()
     }