diff --git a/sepolicy/app.te b/sepolicy/app.te
index 761eb5f..e590efe 100644
--- a/sepolicy/app.te
+++ b/sepolicy/app.te
@@ -1,3 +1,8 @@
+# Access OBBs (sdcard_posix) mounted by vold
+# File write access allowed for FDs returned through Storage Access Framework
+allow appdomain sdcard_posix:dir r_dir_perms;
+allow appdomain sdcard_posix:file rw_file_perms;
+
 # Themed resources (i.e. composed icons)
 allow appdomain theme_data_file:dir r_dir_perms;
 allow appdomain theme_data_file:file r_file_perms;