diff --git a/.gitignore b/.gitignore
index 5a4347ec..f395778c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,4 +11,10 @@ ebook/*.epub
 
 convert.py
 
-attachments/build/
\ No newline at end of file
+attachments/build/**
+attachments/android/.gradle/**
+attachments/android/.idea
+attachments/android/.gradle/**
+attachments/android/app/.cxx/**
+attachments/android/app/build/**
+local.properties
\ No newline at end of file