diff --git a/types/wordpress__block-editor/hooks/use-typography-props.d.ts b/types/wordpress__block-editor/hooks/use-typography-props.d.ts
index 7e70730d739149..b9980ea21007b8 100644
--- a/types/wordpress__block-editor/hooks/use-typography-props.d.ts
+++ b/types/wordpress__block-editor/hooks/use-typography-props.d.ts
@@ -1,4 +1,5 @@
 import { BlockAttributes } from "@wordpress/blocks";
+import { GlobalStylesSettings } from "@wordpress/global-styles-engine";
 
 /**
  * Provides the CSS class names and inline styles for a block's typography support
@@ -6,11 +7,11 @@ import { BlockAttributes } from "@wordpress/blocks";
  *
  * @param attributes              Block attributes.
  * @param fluidTypographySettings If boolean, whether the function should try to convert font sizes to fluid values,
- *                                                 otherwise an object containing theme fluid typography settings.
+ *                                                 otherwise an object containing theme (typography) settings.
  *
  * @return Typography block support derived CSS classes & styles.
  */
 export function getTypographyClassesAndStyles(
     attributes: BlockAttributes,
-    fluidTypographySettings: { minFontSize?: string } | boolean,
+    fluidTypographySettings?: { minFontSize?: string } | GlobalStylesSettings | boolean,
 ): { className: string; style: Record<string, string> };
diff --git a/types/wordpress__block-editor/package.json b/types/wordpress__block-editor/package.json
index a6efe82a33da4f..1a383461ea76c3 100644
--- a/types/wordpress__block-editor/package.json
+++ b/types/wordpress__block-editor/package.json
@@ -11,6 +11,7 @@
         "@wordpress/components": "^29.12.0",
         "@wordpress/data": "^10.26.0",
         "@wordpress/element": "^6.26.0",
+        "@wordpress/global-styles-engine": "^1.4.0",
         "@wordpress/keycodes": "^4.26.0",
         "react-autosize-textarea": "^7.1.0"
     },
diff --git a/types/wordpress__block-editor/wordpress__block-editor-tests.tsx b/types/wordpress__block-editor/wordpress__block-editor-tests.tsx
index 92c27713fa770b..f1f965ad4f86f6 100644
--- a/types/wordpress__block-editor/wordpress__block-editor-tests.tsx
+++ b/types/wordpress__block-editor/wordpress__block-editor-tests.tsx
@@ -683,6 +683,9 @@ be.getTypographyClassesAndStyles({}, false).style;
 be.getTypographyClassesAndStyles({}, {}).style;
 be.getTypographyClassesAndStyles({}, { minFontSize: "33" }).style;
 
+// $ExpectType string
+be.getTypographyClassesAndStyles({}).className;
+
 // $ExpectType "HELLO"
 be.useCachedTruthy("HELLO");