diff --git a/src/main/java/gyro/aws/rds/DbInstanceResource.java b/src/main/java/gyro/aws/rds/DbInstanceResource.java
index aed00ac01..dffda1c8e 100644
--- a/src/main/java/gyro/aws/rds/DbInstanceResource.java
+++ b/src/main/java/gyro/aws/rds/DbInstanceResource.java
@@ -620,6 +620,7 @@ public void setPromotionTier(Integer promotionTier) {
     /**
      * The public accessibility of the DB instance. If true, this DB instance will have a public DNS name and public IP.
      */
+    @Updatable
     public Boolean getPubliclyAccessible() {
         if (publiclyAccessible == null) {
             publiclyAccessible = false;