diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -1086,8 +1086,6 @@
     const std::map<CKeyID, int64_t> &GetAllReserveKeys() const {
         return m_pool_key_to_index;
     }
-    /** Does the wallet have at least min_keys in the keypool? */
-    bool HasUnusedKeys(size_t min_keys) const;
 
     std::set<std::set<CTxDestination>> GetAddressGroupings();
     std::map<CTxDestination, Amount> GetAddressBalances();
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -4005,16 +4005,11 @@
         }
         LearnAllRelatedScripts(keypool.vchPubKey);
         batch.ErasePool(index);
+        LogPrintf("keypool index %d removed\n", index);
         it = setKeyPool->erase(it);
     }
 }
 
-bool CWallet::HasUnusedKeys(size_t min_keys) const {
-    return setExternalKeyPool.size() >= min_keys &&
-           (setInternalKeyPool.size() >= min_keys ||
-            !CanSupportFeature(FEATURE_HD_SPLIT));
-}
-
 void CWallet::GetScriptForMining(std::shared_ptr<CReserveScript> &script) {
     std::shared_ptr<CReserveKey> rKey = std::make_shared<CReserveKey>(this);
     CPubKey pubkey;