diff --git a/.changeset/gentle-suits-invite.md b/.changeset/gentle-suits-invite.md
new file mode 100644
index 0000000..ca6607d
--- /dev/null
+++ b/.changeset/gentle-suits-invite.md
@@ -0,0 +1,5 @@
+---
+'grafana-zabbix': patch
+---
+
+Fix: `real_hosts` deprecated in version 6.2 and 6.4
diff --git a/src/datasource/zabbix/connectors/zabbix_api/zabbixAPIConnector.test.ts b/src/datasource/zabbix/connectors/zabbix_api/zabbixAPIConnector.test.ts
index 56dbafe..1cd3bea 100644
--- a/src/datasource/zabbix/connectors/zabbix_api/zabbixAPIConnector.test.ts
+++ b/src/datasource/zabbix/connectors/zabbix_api/zabbixAPIConnector.test.ts
@@ -37,9 +37,9 @@ describe('Zabbix API connector', () => {
       });
     });
 
-    it('should send the real_hosts parameter when version is <7.0', () => {
+    it('should send the real_hosts parameter when version is <=6.0', () => {
       const zabbixAPIConnector = new ZabbixAPIConnector(true, true, 123);
-      zabbixAPIConnector.version = '6.5.0';
+      zabbixAPIConnector.version = '6.0.0';
       zabbixAPIConnector.request = jest.fn();
 
       zabbixAPIConnector.getGroups();
@@ -49,6 +49,19 @@ describe('Zabbix API connector', () => {
         real_hosts: true,
       });
     });
+
+    it('should send the with_hosts parameter when version is >=6.2', () => {
+      const zabbixAPIConnector = new ZabbixAPIConnector(true, true, 123);
+      zabbixAPIConnector.version = '6.2.0';
+      zabbixAPIConnector.request = jest.fn();
+
+      zabbixAPIConnector.getGroups();
+      expect(zabbixAPIConnector.request).toHaveBeenCalledWith('hostgroup.get', {
+        output: ['name', 'groupid'],
+        sortfield: 'name',
+        with_hosts: true,
+      });
+    });
   });
 
   describe('getHostAlerts function', () => {
diff --git a/src/datasource/zabbix/connectors/zabbix_api/zabbixAPIConnector.ts b/src/datasource/zabbix/connectors/zabbix_api/zabbixAPIConnector.ts
index a71d3ca..6428584 100644
--- a/src/datasource/zabbix/connectors/zabbix_api/zabbixAPIConnector.ts
+++ b/src/datasource/zabbix/connectors/zabbix_api/zabbixAPIConnector.ts
@@ -1029,7 +1029,7 @@ function getParamsKeyByVersion(
     case 'selectAcknowledges':
       return semver.gte(version, '7.0.0') ? 'selectAcknowledges' : 'select_acknowledges';
     case 'with_hosts':
-      return semver.gte(version, '7.0.0') ? 'with_hosts' : 'real_hosts';
+      return semver.gte(version, '6.2.0') ? 'with_hosts' : 'real_hosts';
     default:
       return '';
   }