diff --git a/packages/draft-js-export-html/typings/draft-js-export-html-tests.ts b/packages/draft-js-export-html/typings/draft-js-export-html-tests.ts
index dba2d9a2..c486d40e 100644
--- a/packages/draft-js-export-html/typings/draft-js-export-html-tests.ts
+++ b/packages/draft-js-export-html/typings/draft-js-export-html-tests.ts
@@ -29,6 +29,9 @@ res = stateToHTML(state, {
 res = stateToHTML(state, {
     defaultBlockTag: 'div',
 });
+res = stateToHTML(state, {
+    defaultBlockTag: null,
+});
 res = stateToHTML(state, {
     entityStyleFn: (entity) => {
         if (entity.getType() === 'FOO') {
diff --git a/packages/draft-js-export-html/typings/index.d.ts b/packages/draft-js-export-html/typings/index.d.ts
index ec40b149..97a2c273 100644
--- a/packages/draft-js-export-html/typings/index.d.ts
+++ b/packages/draft-js-export-html/typings/index.d.ts
@@ -13,7 +13,7 @@ declare module 'draft-js-export-html' {
     };
 
     export interface Options {
-        defaultBlockTag?: string;
+        defaultBlockTag?: string | null;
         inlineStyles?: { [styleName: string]: RenderConfig };
         blockRenderers?: { [blockType: string]: BlockRenderer };
         blockStyleFn?: BlockStyleFn;