diff --git a/dao/src/main/java/org/thingsboard/server/dao/rule/BaseRuleChainService.java b/dao/src/main/java/org/thingsboard/server/dao/rule/BaseRuleChainService.java
index bebb3891cb..095cee42bf 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/rule/BaseRuleChainService.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/rule/BaseRuleChainService.java
@@ -197,6 +197,7 @@ public class BaseRuleChainService extends AbstractEntityService implements RuleC
         List<RuleNodeUpdateResult> updatedRuleNodes = new ArrayList<>();
         List<RuleNode> existingRuleNodes = getRuleChainNodes(tenantId, ruleChainMetaData.getRuleChainId());
         for (RuleNode existingNode : existingRuleNodes) {
+            relationService.deleteEntityRelations(tenantId, existingNode.getId());
             Integer index = ruleNodeIndexMap.get(existingNode.getId());
             RuleNode newRuleNode = null;
             if (index != null) {