diff --git a/app/src/main/java/com/topjohnwu/magisk/core/tasks/HideAPK.kt b/app/src/main/java/com/topjohnwu/magisk/core/tasks/HideAPK.kt
index 8c3d64460..90064e747 100644
--- a/app/src/main/java/com/topjohnwu/magisk/core/tasks/HideAPK.kt
+++ b/app/src/main/java/com/topjohnwu/magisk/core/tasks/HideAPK.kt
@@ -48,7 +48,7 @@ object HideAPK {
         var next: Char
         var prev = 0.toChar()
         for (i in 0 until len) {
-            next = if (prev == '.' || i == len - 1) {
+            next = if (prev == '.' || prev == 0.toChar() || i == len - 1) {
                 ALPHA[random.nextInt(ALPHA.length)]
             } else {
                 ALPHADOTS[random.nextInt(ALPHADOTS.length)]