diff --git a/slack-base/src/main/java/com/hubspot/slack/client/models/blocks/SlackFileObjectIF.java b/slack-base/src/main/java/com/hubspot/slack/client/models/blocks/SlackFileObjectIF.java
index 9588a891..1d3a6882 100644
--- a/slack-base/src/main/java/com/hubspot/slack/client/models/blocks/SlackFileObjectIF.java
+++ b/slack-base/src/main/java/com/hubspot/slack/client/models/blocks/SlackFileObjectIF.java
@@ -1,5 +1,6 @@
 package com.hubspot.slack.client.models.blocks;
 
+import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.databind.PropertyNamingStrategies;
 import com.fasterxml.jackson.databind.annotation.JsonNaming;
 import com.hubspot.immutables.style.HubSpotStyle;
@@ -9,6 +10,7 @@
 @Value.Immutable
 @HubSpotStyle
 @JsonNaming(PropertyNamingStrategies.SnakeCaseStrategy.class)
+@JsonInclude(JsonInclude.Include.NON_NULL)
 public interface SlackFileObjectIF {
   Optional<String> getUrl();
   Optional<String> getId();