diff --git a/backend/src/api/bitcoin/bitcoin.routes.ts b/backend/src/api/bitcoin/bitcoin.routes.ts
index 2fc497650..2d5077bc4 100644
--- a/backend/src/api/bitcoin/bitcoin.routes.ts
+++ b/backend/src/api/bitcoin/bitcoin.routes.ts
@@ -6,7 +6,7 @@ import websocketHandler from '../websocket-handler';
 import mempool from '../mempool';
 import feeApi from '../fee-api';
 import mempoolBlocks from '../mempool-blocks';
-import bitcoinApi from './bitcoin-api-factory';
+import bitcoinApi, { bitcoinCoreApi } from './bitcoin-api-factory';
 import { Common } from '../common';
 import backendInfo from '../backend-info';
 import transactionUtils from '../transaction-utils';
@@ -469,7 +469,7 @@ class BitcoinRoutes {
           returnBlocks.push(localBlock);
           nextHash = localBlock.previousblockhash;
         } else {
-          const block = await bitcoinApi.$getBlock(nextHash);
+          const block = await bitcoinCoreApi.$getBlock(nextHash);
           returnBlocks.push(block);
           nextHash = block.previousblockhash;
         }
diff --git a/backend/src/api/blocks.ts b/backend/src/api/blocks.ts
index aa33f1ff7..ea2985b4f 100644
--- a/backend/src/api/blocks.ts
+++ b/backend/src/api/blocks.ts
@@ -1,5 +1,5 @@
 import config from '../config';
-import bitcoinApi from './bitcoin/bitcoin-api-factory';
+import bitcoinApi, { bitcoinCoreApi } from './bitcoin/bitcoin-api-factory';
 import logger from '../logger';
 import memPool from './mempool';
 import { BlockExtended, BlockExtension, BlockSummary, PoolTag, TransactionExtended, TransactionStripped, TransactionMinerInfo } from '../mempool.interfaces';
@@ -484,7 +484,7 @@ class Blocks {
             loadingIndicators.setProgress('block-indexing', progress, false);
           }
           const blockHash = await bitcoinApi.$getBlockHash(blockHeight);
-          const block: IEsploraApi.Block = await bitcoinApi.$getBlock(blockHash);
+          const block: IEsploraApi.Block = await bitcoinCoreApi.$getBlock(blockHash);
           const transactions = await this.$getTransactionsExtended(blockHash, block.height, true, true);
           const blockExtended = await this.$getBlockExtended(block, transactions);
 
@@ -532,13 +532,13 @@ class Blocks {
       if (blockchainInfo.blocks === blockchainInfo.headers) {
         const heightDiff = blockHeightTip % 2016;
         const blockHash = await bitcoinApi.$getBlockHash(blockHeightTip - heightDiff);
-        const block: IEsploraApi.Block = await bitcoinApi.$getBlock(blockHash);
+        const block: IEsploraApi.Block = await bitcoinCoreApi.$getBlock(blockHash);
         this.lastDifficultyAdjustmentTime = block.timestamp;
         this.currentDifficulty = block.difficulty;
 
         if (blockHeightTip >= 2016) {
           const previousPeriodBlockHash = await bitcoinApi.$getBlockHash(blockHeightTip - heightDiff - 2016);
-          const previousPeriodBlock: IEsploraApi.Block = await bitcoinApi.$getBlock(previousPeriodBlockHash);
+          const previousPeriodBlock: IEsploraApi.Block = await bitcoinCoreApi.$getBlock(previousPeriodBlockHash);
           this.previousDifficultyRetarget = (block.difficulty - previousPeriodBlock.difficulty) / previousPeriodBlock.difficulty * 100;
           logger.debug(`Initial difficulty adjustment data set.`);
         }
@@ -662,7 +662,7 @@ class Blocks {
     }
 
     const blockHash = await bitcoinApi.$getBlockHash(height);
-    const block: IEsploraApi.Block = await bitcoinApi.$getBlock(blockHash);
+    const block: IEsploraApi.Block = await bitcoinCoreApi.$getBlock(blockHash);
     const transactions = await this.$getTransactionsExtended(blockHash, block.height, true);
     const blockExtended = await this.$getBlockExtended(block, transactions);
 
@@ -685,11 +685,11 @@ class Blocks {
 
     // Not Bitcoin network, return the block as it from the bitcoin backend
     if (['mainnet', 'testnet', 'signet'].includes(config.MEMPOOL.NETWORK) === false) {
-      return await bitcoinApi.$getBlock(hash);
+      return await bitcoinCoreApi.$getBlock(hash);
     }
 
     // Bitcoin network, add our custom data on top
-    const block: IEsploraApi.Block = await bitcoinApi.$getBlock(hash);
+    const block: IEsploraApi.Block = await bitcoinCoreApi.$getBlock(hash);
     return await this.$indexBlock(block.height);
   }
 
diff --git a/backend/src/api/database-migration.ts b/backend/src/api/database-migration.ts
index d40637e74..b9c50645d 100644
--- a/backend/src/api/database-migration.ts
+++ b/backend/src/api/database-migration.ts
@@ -1023,6 +1023,7 @@ class DatabaseMigration {
 
     await this.$executeQuery(`TRUNCATE blocks`);
     await this.$executeQuery(`TRUNCATE hashrates`);
+    await this.$executeQuery(`TRUNCATE difficulty_adjustments`);
     await this.$executeQuery('DELETE FROM `pools`');
     await this.$executeQuery('ALTER TABLE pools AUTO_INCREMENT = 1');
     await this.$executeQuery(`UPDATE state SET string = NULL WHERE name = 'pools_json_sha'`);
diff --git a/backend/src/api/mining/mining.ts b/backend/src/api/mining/mining.ts
index e9b569485..eca29a609 100644
--- a/backend/src/api/mining/mining.ts
+++ b/backend/src/api/mining/mining.ts
@@ -11,7 +11,7 @@ import DifficultyAdjustmentsRepository from '../../repositories/DifficultyAdjust
 import config from '../../config';
 import BlocksAuditsRepository from '../../repositories/BlocksAuditsRepository';
 import PricesRepository from '../../repositories/PricesRepository';
-import bitcoinApiFactory from '../bitcoin/bitcoin-api-factory';
+import { bitcoinCoreApi } from '../bitcoin/bitcoin-api-factory';
 import { IEsploraApi } from '../bitcoin/esplora-api.interface';
 
 class Mining {
@@ -191,7 +191,7 @@ class Mining {
     try {
       const oldestConsecutiveBlockTimestamp = 1000 * (await BlocksRepository.$getOldestConsecutiveBlock()).timestamp;
 
-      const genesisBlock: IEsploraApi.Block = await bitcoinApiFactory.$getBlock(await bitcoinClient.getBlockHash(0));
+      const genesisBlock: IEsploraApi.Block = await bitcoinCoreApi.$getBlock(await bitcoinClient.getBlockHash(0));
       const genesisTimestamp = genesisBlock.timestamp * 1000;
 
       const indexedTimestamp = await HashratesRepository.$getWeeklyHashrateTimestamps();
@@ -294,7 +294,7 @@ class Mining {
     const oldestConsecutiveBlockTimestamp = 1000 * (await BlocksRepository.$getOldestConsecutiveBlock()).timestamp;
 
     try {
-      const genesisBlock: IEsploraApi.Block = await bitcoinApiFactory.$getBlock(await bitcoinClient.getBlockHash(0));
+      const genesisBlock: IEsploraApi.Block = await bitcoinCoreApi.$getBlock(await bitcoinClient.getBlockHash(0));
       const genesisTimestamp = genesisBlock.timestamp * 1000;
       const indexedTimestamp = (await HashratesRepository.$getRawNetworkDailyHashrate(null)).map(hashrate => hashrate.timestamp);
       const lastMidnight = this.getDateMidnight(new Date());
@@ -396,7 +396,7 @@ class Mining {
     }
 
     const blocks: any = await BlocksRepository.$getBlocksDifficulty();
-    const genesisBlock: IEsploraApi.Block = await bitcoinApiFactory.$getBlock(await bitcoinClient.getBlockHash(0));
+    const genesisBlock: IEsploraApi.Block = await bitcoinCoreApi.$getBlock(await bitcoinClient.getBlockHash(0));
     let currentDifficulty = genesisBlock.difficulty;
     let totalIndexed = 0;
 
diff --git a/backend/src/repositories/DifficultyAdjustmentsRepository.ts b/backend/src/repositories/DifficultyAdjustmentsRepository.ts
index 910c65c10..1c101bcf2 100644
--- a/backend/src/repositories/DifficultyAdjustmentsRepository.ts
+++ b/backend/src/repositories/DifficultyAdjustmentsRepository.ts
@@ -1,5 +1,4 @@
 import { Common } from '../api/common';
-import config from '../config';
 import DB from '../database';
 import logger from '../logger';
 import { IndexedDifficultyAdjustment } from '../mempool.interfaces';