diff --git a/apex/Android.bp b/apex/Android.bp
index 4698088..923c378 100644
--- a/apex/Android.bp
+++ b/apex/Android.bp
@@ -3,12 +3,16 @@
 }
 
 microdroid_filesystem_images = [
-    "microdroid_super",
     "microdroid_boot",
+    "microdroid_bootconfig_app_debuggable",
+    "microdroid_bootconfig_full_debuggable",
+    "microdroid_bootconfig_normal",
     "microdroid_init_boot",
-    "microdroid_vendor_boot",
+    "microdroid_super",
+    "microdroid_uboot_env",
     "microdroid_vbmeta",
     "microdroid_vbmeta_bootconfig",
+    "microdroid_vendor_boot",
 ]
 
 apex {
@@ -60,12 +64,8 @@
     prebuilts: [
         "com.android.virt.init.rc",
         "microdroid.json",
-        "microdroid_uboot_env",
         "microdroid_bootloader",
         "microdroid_bootloader.avbpubkey",
-        "microdroid_bootconfig_normal",
-        "microdroid_bootconfig_app_debuggable",
-        "microdroid_bootconfig_full_debuggable",
     ],
     file_contexts: ":com.android.virt-file_contexts",
     canned_fs_config: "canned_fs_config",
diff --git a/apex/sign_virt_apex.py b/apex/sign_virt_apex.py
index e314b71..df95323 100644
--- a/apex/sign_virt_apex.py
+++ b/apex/sign_virt_apex.py
@@ -360,17 +360,17 @@
 # dict of (key, file) for re-sign/verification. keys are un-versioned for readability.
 virt_apex_files = {
     'bootloader.pubkey': 'etc/microdroid_bootloader.avbpubkey',
-    'bootloader': 'etc/microdroid_bootloader',
+    'bootloader': 'etc/fs/microdroid_bootloader',
     'boot.img': 'etc/fs/microdroid_boot.img',
     'vendor_boot.img': 'etc/fs/microdroid_vendor_boot.img',
     'init_boot.img': 'etc/fs/microdroid_init_boot.img',
     'super.img': 'etc/fs/microdroid_super.img',
     'vbmeta.img': 'etc/fs/microdroid_vbmeta.img',
     'vbmeta_bootconfig.img': 'etc/fs/microdroid_vbmeta_bootconfig.img',
-    'bootconfig.normal': 'etc/microdroid_bootconfig.normal',
-    'bootconfig.app_debuggable': 'etc/microdroid_bootconfig.app_debuggable',
-    'bootconfig.full_debuggable': 'etc/microdroid_bootconfig.full_debuggable',
-    'uboot_env.img': 'etc/uboot_env.img'
+    'bootconfig.normal': 'etc/fs/microdroid_bootconfig.normal',
+    'bootconfig.app_debuggable': 'etc/fs/microdroid_bootconfig.app_debuggable',
+    'bootconfig.full_debuggable': 'etc/fs/microdroid_bootconfig.full_debuggable',
+    'uboot_env.img': 'etc/fs/uboot_env.img'
 }