diff --git a/contrib/epee/include/storages/portable_storage_from_json.h b/contrib/epee/include/storages/portable_storage_from_json.h
index 3021598f5..69192ca6b 100644
--- a/contrib/epee/include/storages/portable_storage_from_json.h
+++ b/contrib/epee/include/storages/portable_storage_from_json.h
@@ -51,7 +51,6 @@ namespace epee
       {
         CHECK_AND_ASSERT_THROW_MES(recursion < EPEE_JSON_RECURSION_LIMIT_INTERNAL, "Wrong JSON data: recursion limitation (" << EPEE_JSON_RECURSION_LIMIT_INTERNAL << ") exceeded");
 
-        std::string::const_iterator sub_element_start;
         std::string name;        
         typename t_storage::harray h_array = nullptr;
         enum match_state
diff --git a/src/cryptonote_basic/account.h b/src/cryptonote_basic/account.h
index 6e887db6d..2ee9545d4 100644
--- a/src/cryptonote_basic/account.h
+++ b/src/cryptonote_basic/account.h
@@ -55,8 +55,6 @@ namespace cryptonote
       KV_SERIALIZE_VAL_POD_AS_BLOB_OPT(m_encryption_iv, default_iv)
     END_KV_SERIALIZE_MAP()
 
-    account_keys& operator=(account_keys const&) = default;
-
     void encrypt(const crypto::chacha_key &key);
     void decrypt(const crypto::chacha_key &key);
     void encrypt_viewkey(const crypto::chacha_key &key);
diff --git a/src/simplewallet/simplewallet.cpp b/src/simplewallet/simplewallet.cpp
index 05d10b734..f6e313089 100644
--- a/src/simplewallet/simplewallet.cpp
+++ b/src/simplewallet/simplewallet.cpp
@@ -6611,7 +6611,6 @@ bool simple_wallet::transfer_main(int transfer_type, const std::vector<std::stri
 
   vector<cryptonote::address_parse_info> dsts_info;
   vector<cryptonote::tx_destination_entry> dsts;
-  size_t num_subaddresses = 0;
   for (size_t i = 0; i < local_args.size(); )
   {
     dsts_info.emplace_back();
@@ -6670,7 +6669,6 @@ bool simple_wallet::transfer_main(int transfer_type, const std::vector<std::stri
     de.addr = info.address;
     de.is_subaddress = info.is_subaddress;
     de.is_integrated = info.has_payment_id;
-    num_subaddresses += info.is_subaddress;
 
     if (info.has_payment_id || !payment_id_uri.empty())
     {