diff --git a/.changeset/dull-lamps-retire.md b/.changeset/dull-lamps-retire.md
index 1c634b7ce4..c4930ce388 100644
--- a/.changeset/dull-lamps-retire.md
+++ b/.changeset/dull-lamps-retire.md
@@ -2,6 +2,7 @@
 "@hashicorp/design-system-components": minor
 ---
 
-`Hds::DialogPrimitive::Description` 
-`Hds::DialogPrimitive::Body` 
+`Hds::DialogPrimitive::Description`
+`Hds::DialogPrimitive::Body`
+`Hds::Modal::Body`
 - Fixed error caused by not passing the `args` argument from the constructor to `super`
diff --git a/packages/components/src/components/hds/modal/body.ts b/packages/components/src/components/hds/modal/body.ts
index f2139b4a31..1652425b56 100644
--- a/packages/components/src/components/hds/modal/body.ts
+++ b/packages/components/src/components/hds/modal/body.ts
@@ -7,6 +7,9 @@ import Component from '@glimmer/component';
 import { deprecate } from '@ember/debug';
 
 export interface HdsModalBodySignature {
+  Args: {
+    contextualClass?: string;
+  };
   Blocks: {
     default: [];
   };
@@ -14,8 +17,8 @@ export interface HdsModalBodySignature {
 }
 
 export default class HdsModalBody extends Component<HdsModalBodySignature> {
-  constructor(owner: unknown) {
-    super(owner, {});
+  constructor(owner: unknown, args: HdsModalBodySignature['Args']) {
+    super(owner, args);
 
     deprecate(
       'The `Hds::Modal::Body` sub-component is now deprecated and will be removed in the next major version of `@hashicorp/design-system-components`. Use `Hds::DialogPrimitive::Body` as one-to-one replacement.',