diff --git a/apps/contract-migration/scripts/README b/apps/contract-migration/scripts/README.md
similarity index 100%
rename from apps/contract-migration/scripts/README
rename to apps/contract-migration/scripts/README.md
diff --git a/apps/contract-migration/scripts/import_users.py b/apps/contract-migration/scripts/import_users.py
index 1cc5429c..74d791c2 100644
--- a/apps/contract-migration/scripts/import_users.py
+++ b/apps/contract-migration/scripts/import_users.py
@@ -142,7 +142,7 @@ if __name__ == '__main__':
             new_address = register_eth(i, u)
             if u.identities.get('evm') == None:
                 u.identities['evm'] = {}
-            subchain_str = '{}:{}'.format(chain_spec.common_name(), chain_spec.network_id())
+            sub_chain_str = '{}:{}'.format(chain_spec.common_name(), chain_spec.network_id())
             u.identities['evm'][sub_chain_str] = [new_address]
 
             register_ussd(u)
diff --git a/apps/contract-migration/scripts/verify.py b/apps/contract-migration/scripts/verify.py
index 0fb4a413..ff6a032e 100644
--- a/apps/contract-migration/scripts/verify.py
+++ b/apps/contract-migration/scripts/verify.py
@@ -254,7 +254,6 @@ def main():
 
     balances = {}
     f = open('{}/balances.csv'.format(user_dir, 'r'))
-    remove_zeros = 10**12
     i = 0
     while True:
         l = f.readline()
@@ -266,7 +265,7 @@ def main():
             sys.stdout.write('loading balance {} {}'.format(i, address).ljust(200) + "\r")
         except ValueError:
             break
-        balance = int(int(r[1].rstrip()) / remove_zeros)
+        balance = int(r[1].rstrip())
         balances[address] = balance
         i += 1