diff --git a/src/colors.ts b/src/colors.ts
index b176abb..17b0b14 100644
--- a/src/colors.ts
+++ b/src/colors.ts
@@ -7,13 +7,13 @@ import {
   type PropertyValue,
   type RuleSet,
   type UtilityList,
-} from "./plugin";
+} from "./plugin.ts";
 import {
   append_style,
   darken_class,
   darken_utility,
   stylize_utility,
-} from "./utils";
+} from "./utils.ts";
 
 export type ColorName = PropertyName;
 export type ColorScheme = "dark" | "light";
diff --git a/src/deno.json b/src/deno.json
new file mode 100644
index 0000000..0d92cba
--- /dev/null
+++ b/src/deno.json
@@ -0,0 +1,7 @@
+{
+  "imports": {
+    "tailwindcss": "npm:tailwindcss@3.4.3",
+    "tailwindcss/": "npm:/tailwindcss@3.4.3/",
+    "tailwindcss/plugin": "npm:/tailwindcss@3.4.3/plugin.js"
+  }
+}
diff --git a/src/index.ts b/src/index.ts
index cb4dc9d..ceebb9a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,7 +1,7 @@
 import plugin from "tailwindcss/plugin";
 import type { PluginAPI } from "tailwindcss/types/config";
-import { Colors, type ColorsConfig, DEFAULT_COLORS } from "./colors";
-import type { PluginWithOptions } from "./plugin";
+import { Colors, type ColorsConfig, DEFAULT_COLORS } from "./colors.ts";
+import type { PluginWithOptions } from "./plugin.ts";
 
 export type RequiredPluginConfig = {
   colors: boolean | ColorsConfig;
diff --git a/src/plugin.ts b/src/plugin.ts
index d09ae3b..2ce5373 100644
--- a/src/plugin.ts
+++ b/src/plugin.ts
@@ -12,7 +12,7 @@ import {
   stylize_properties_callback,
   stylize_property,
   stylize_property_callback,
-} from "./utils";
+} from "./utils.ts";
 
 export interface PluginContract<T> {
   readonly api: PluginAPI;
diff --git a/src/utils.ts b/src/utils.ts
index 865d468..89d89e0 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -8,7 +8,7 @@ import type {
   StyleCallback,
   StyleCallbacks,
   UtilityList,
-} from "./plugin";
+} from "./plugin.ts";
 
 export function darken(
   darkMode: DarkMode,