diff --git a/src/extend.ts b/src/extend.ts
index 72fc2f3..4f0eac4 100644
--- a/src/extend.ts
+++ b/src/extend.ts
@@ -7,6 +7,10 @@ import type { ExtendOptions } from './types.ts';
 
 /**
  * Extend theme to UnoCSS by using `extendTheme` function.
+ *
+ * @param options - Options for extending the theme.
+ * @returns The main function that supposed to be passed
+ * to UnoCSS `extendTheme` option.
  */
 export const _extendTheme = <Theme extends object = object>(
   options: ExtendOptions = {},
diff --git a/src/index.ts b/src/index.ts
index 94e1867..8ca7c32 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -4,8 +4,12 @@ import type { Preset } from '@unocss/core';
 
 import type { UnoCSSCatppuccinOptions } from './types.ts';
 
+// TODO: Fix docs
 /**
- * Extend theme to UnoCSS by using `extendTheme` function.
+ * Catppuccin preset for UnoCSS.
+ *
+ * @param options - Options for the preset.
+ * @returns The UnoCSS preset object.
  */
 export const presetCatppuccin = (
   options: UnoCSSCatppuccinOptions = { mode: 'extend' },
diff --git a/src/types.ts b/src/types.ts
index e23a7f3..984d229 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -136,7 +136,7 @@ export interface UnoCSSCatppuccinOptions extends PresetOptions {
 }
 
 /**
- * Options for the `_extendTheme` function.
+ * Options for the internal `_extendTheme` function.
  *
  * Picks `prefix` and `defaultFlavour` from {@link UnoCSSCatppuccinOptions}.
  */