diff --git a/private/file_contexts b/private/file_contexts
index f8bb5ec..92ff5d8 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -27,13 +27,15 @@
 /data_mirror        u:object_r:mirror_data_file:s0
 /debug_ramdisk      u:object_r:tmpfs:s0
 /mnt                u:object_r:tmpfs:s0
-/postinstall        u:object_r:postinstall_mnt_dir:s0
-/postinstall/apex   u:object_r:postinstall_apex_mnt_dir:s0
 /proc               u:object_r:rootfs:s0
 /second_stage_resources u:object_r:tmpfs:s0
 /sys                u:object_r:sysfs:s0
 /apex               u:object_r:apex_mnt_dir:s0
 
+# Postinstall directories
+/postinstall         u:object_r:postinstall_mnt_dir:s0
+/postinstall/apex    u:object_r:postinstall_apex_mnt_dir:s0
+
 /apex/(\.(bootstrap|default)-)?apex-info-list.xml u:object_r:apex_info_file:s0
 
 # Symlinks
@@ -792,3 +794,9 @@
 #############################
 # mount point for read-write product partitions
 /mnt/product(/.*)?          u:object_r:mnt_product_file:s0
+
+#############################
+# /postinstall file contexts
+/(system|product)/bin/check_dynamic_partitions  u:object_r:postinstall_exec:s0
+/(system|product)/bin/otapreopt_script          u:object_r:postinstall_exec:s0
+/(system|product)/bin/otapreopt                 u:object_r:postinstall_dexopt_exec:s0