diff --git a/tools/releasetools/common.py b/tools/releasetools/common.py
index fc1a692..0061819 100644
--- a/tools/releasetools/common.py
+++ b/tools/releasetools/common.py
@@ -109,7 +109,9 @@
 
 # The partitions allowed to be signed by AVB (Android Verified Boot 2.0). Note
 # that system_other is not in the list because we don't want to include its
-# descriptor into vbmeta.img.
+# descriptor into vbmeta.img. When adding a new entry here, the
+# AVB_FOOTER_ARGS_BY_PARTITION in sign_target_files_apks need to be updated
+# accordingly.
 AVB_PARTITIONS = ('boot', 'dtbo', 'odm', 'product', 'pvmfw', 'recovery',
                   'system', 'system_ext', 'vendor', 'vendor_boot',
                   'vendor_dlkm', 'odm_dlkm')
diff --git a/tools/releasetools/sign_target_files_apks.py b/tools/releasetools/sign_target_files_apks.py
index 117c7de..00acd98 100755
--- a/tools/releasetools/sign_target_files_apks.py
+++ b/tools/releasetools/sign_target_files_apks.py
@@ -178,24 +178,31 @@
 
 
 AVB_FOOTER_ARGS_BY_PARTITION = {
-    'boot' : 'avb_boot_add_hash_footer_args',
-    'dtbo' : 'avb_dtbo_add_hash_footer_args',
-    'product' : 'avb_product_add_hashtree_footer_args',
-    'recovery' : 'avb_recovery_add_hash_footer_args',
-    'system' : 'avb_system_add_hashtree_footer_args',
-    'system_ext' : 'avb_system_ext_add_hashtree_footer_args',
-    'system_other' : 'avb_system_other_add_hashtree_footer_args',
-    'odm' : 'avb_odm_add_hashtree_footer_args',
-    'odm_dlkm' : 'avb_odm_dlkm_add_hashtree_footer_args',
-    'vendor' : 'avb_vendor_add_hashtree_footer_args',
-    'vendor_boot' : 'avb_vendor_boot_add_hash_footer_args',
-    'vendor_dlkm' : "avb_vendor_dlkm_add_hashtree_footer_args",
-    'vbmeta' : 'avb_vbmeta_args',
-    'vbmeta_system' : 'avb_vbmeta_system_args',
-    'vbmeta_vendor' : 'avb_vbmeta_vendor_args',
+    'boot': 'avb_boot_add_hash_footer_args',
+    'dtbo': 'avb_dtbo_add_hash_footer_args',
+    'product': 'avb_product_add_hashtree_footer_args',
+    'recovery': 'avb_recovery_add_hash_footer_args',
+    'system': 'avb_system_add_hashtree_footer_args',
+    'system_ext': 'avb_system_ext_add_hashtree_footer_args',
+    'system_other': 'avb_system_other_add_hashtree_footer_args',
+    'odm': 'avb_odm_add_hashtree_footer_args',
+    'odm_dlkm': 'avb_odm_dlkm_add_hashtree_footer_args',
+    'pvmfw': 'avb_pvmfw_add_hash_footer_args',
+    'vendor': 'avb_vendor_add_hashtree_footer_args',
+    'vendor_boot': 'avb_vendor_boot_add_hash_footer_args',
+    'vendor_dlkm': "avb_vendor_dlkm_add_hashtree_footer_args",
+    'vbmeta': 'avb_vbmeta_args',
+    'vbmeta_system': 'avb_vbmeta_system_args',
+    'vbmeta_vendor': 'avb_vbmeta_vendor_args',
 }
 
 
+# Check that AVB_FOOTER_ARGS_BY_PARTITION is in sync with AVB_PARTITIONS.
+for partition in common.AVB_PARTITIONS:
+  if partition not in AVB_FOOTER_ARGS_BY_PARTITION:
+    raise RuntimeError("Missing {} in AVB_FOOTER_ARGS".format(partition))
+
+
 def GetApkCerts(certmap):
   # apply the key remapping to the contents of the file
   for apk, cert in certmap.items():