diff --git a/legend-engine-xts-generation/legend-engine-language-pure-dsl-generation/pom.xml b/legend-engine-xts-generation/legend-engine-language-pure-dsl-generation/pom.xml
index 4fb81564475..07346c58773 100644
--- a/legend-engine-xts-generation/legend-engine-language-pure-dsl-generation/pom.xml
+++ b/legend-engine-xts-generation/legend-engine-language-pure-dsl-generation/pom.xml
@@ -146,6 +146,10 @@
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
         </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-annotations</artifactId>
+        </dependency>
         <!-- JACKSON -->
 
         <!-- COMMONS-LANG -->
diff --git a/legend-engine-xts-generation/legend-engine-language-pure-dsl-generation/src/main/java/org/finos/legend/engine/language/pure/dsl/generation/extension/Artifact.java b/legend-engine-xts-generation/legend-engine-language-pure-dsl-generation/src/main/java/org/finos/legend/engine/language/pure/dsl/generation/extension/Artifact.java
index e3af2dd29ab..aa9e28eefc0 100644
--- a/legend-engine-xts-generation/legend-engine-language-pure-dsl-generation/src/main/java/org/finos/legend/engine/language/pure/dsl/generation/extension/Artifact.java
+++ b/legend-engine-xts-generation/legend-engine-language-pure-dsl-generation/src/main/java/org/finos/legend/engine/language/pure/dsl/generation/extension/Artifact.java
@@ -14,12 +14,19 @@
 
 package org.finos.legend.engine.language.pure.dsl.generation.extension;
 
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+
+@JsonIgnoreProperties(ignoreUnknown = true)
 public class Artifact
 {
     public String content;
     public String path;
     public String format;
 
+    public Artifact()
+    {
+        //Empty constructor for Jackson
+    }
 
     public Artifact(String content, String path, String format)
     {
diff --git a/legend-engine-xts-snowflakeApp/legend-engine-xt-snowflakeApp-generator/src/main/java/org/finos/legend/engine/language/snowflakeApp/generator/SnowflakeAppContent.java b/legend-engine-xts-snowflakeApp/legend-engine-xt-snowflakeApp-generator/src/main/java/org/finos/legend/engine/language/snowflakeApp/generator/SnowflakeAppContent.java
index 3411b0e06b2..6c2624b0e20 100644
--- a/legend-engine-xts-snowflakeApp/legend-engine-xt-snowflakeApp-generator/src/main/java/org/finos/legend/engine/language/snowflakeApp/generator/SnowflakeAppContent.java
+++ b/legend-engine-xts-snowflakeApp/legend-engine-xt-snowflakeApp-generator/src/main/java/org/finos/legend/engine/language/snowflakeApp/generator/SnowflakeAppContent.java
@@ -35,6 +35,11 @@ public class SnowflakeAppContent extends FunctionActivatorDeploymentContent
     public String version;
     public String creationTime;
 
+    public SnowflakeAppContent()
+    {
+        //Empty constructor for Jackson
+    }
+
     public SnowflakeAppContent(String applicationName, MutableList<String> sqlExpressions, AlloySDLC sdlc)
     {
         this.applicationName = applicationName;