diff --git a/backend/src/main/resources/config/v_1.0/20250327-db_changes.xml b/backend/src/main/resources/config/v_1.0/20250327-db_changes.xml
index d2433eb..7b8456b 100644
--- a/backend/src/main/resources/config/v_1.0/20250327-db_changes.xml
+++ b/backend/src/main/resources/config/v_1.0/20250327-db_changes.xml
@@ -24,4 +24,16 @@
 		GRANT ALL ON TABLE metrics.view_convert_info_comparison_csv_xml TO ervu_business_metrics;	
 		</sql>
 	</changeSet>
+	
+	<changeSet id="0002" author="hairullin">
+        <comment>ADD COLUMN count_incorrect_authentications</comment>
+		<sql>
+		ALTER TABLE IF EXISTS admin_indicators.user_activity
+		ADD COLUMN IF NOT EXISTS count_incorrect_authentications bigint NOT NULL DEFAULT 0;
+
+		COMMENT ON COLUMN admin_indicators.user_activity.count_incorrect_authentications
+		IS 'Количество неверных аутентификаций';	
+		</sql>
+	</changeSet>
+	
 </databaseChangeLog>
\ No newline at end of file