diff --git a/backend/src/api/backend-info.ts b/backend/src/api/backend-info.ts
index d4500a837..c9a82def4 100644
--- a/backend/src/api/backend-info.ts
+++ b/backend/src/api/backend-info.ts
@@ -3,9 +3,12 @@ import path from 'path';
 import os from 'os';
 import { IBackendInfo } from '../mempool.interfaces';
 import config from '../config';
+import bitcoinClient from './bitcoin/bitcoin-client';
+import logger from '../logger';
 
 class BackendInfo {
   private backendInfo: IBackendInfo;
+  private timer;
 
   constructor() {
     // This file is created by ./fetch-version.ts during building
@@ -26,7 +29,22 @@ class BackendInfo {
       gitCommit: versionInfo.gitCommit,
       lightning: config.LIGHTNING.ENABLED,
       backend: config.MEMPOOL.BACKEND,
+      coreVersion: '?',
     };
+
+    this.timer = setInterval(async () => {
+      await this.$updateCoreVersion();
+    }, 10 * 60 * 1000); // every 10 minutes
+    this.$updateCoreVersion(); // starting immediately
+  }
+
+  private async $updateCoreVersion(): Promise<void> {
+    try {
+      const networkInfo = await bitcoinClient.getNetworkInfo();
+      this.backendInfo.coreVersion = networkInfo.subversion;
+    } catch (e) {
+      logger.err(`Exception in $updateCoreVersion. Reason: ${(e instanceof Error ? e.message : e)}`);
+    }
   }
 
   public getBackendInfo(): IBackendInfo {