diff --git a/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/metadata/CalculateDeltaNodeConfiguration.java b/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/metadata/CalculateDeltaNodeConfiguration.java
index 8c049c8074..bec93a1d90 100644
--- a/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/metadata/CalculateDeltaNodeConfiguration.java
+++ b/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/metadata/CalculateDeltaNodeConfiguration.java
@@ -20,7 +20,7 @@ import lombok.Data;
 import org.thingsboard.rule.engine.api.NodeConfiguration;
 
 @Data
-@JsonIgnoreProperties
+@JsonIgnoreProperties(ignoreUnknown = true)
 public class CalculateDeltaNodeConfiguration implements NodeConfiguration<CalculateDeltaNodeConfiguration> {
     private String inputValueKey;
     private String outputValueKey;