diff --git a/types/franc/franc-tests.ts b/types/franc/franc-tests.ts
index 475f636506..cad5c24817 100644
--- a/types/franc/franc-tests.ts
+++ b/types/franc/franc-tests.ts
@@ -1,4 +1,4 @@
-import franc = require('franc');
+import { detect } from 'franc';
 
 const testText = 'This is an example sentence';
 const testOptions = {
@@ -7,8 +7,8 @@ const testOptions = {
     blacklist: [],
 };
 
-franc(testText);
-franc(testText, testOptions);
+detect(testText);
+detect(testText, testOptions);
 
-franc.all(testText);
-franc.all(testText, testOptions)[0];
+detect.all(testText);
+detect.all(testText, testOptions)[0];
diff --git a/types/franc/index.d.ts b/types/franc/index.d.ts
index ac2dc1e90d..f99f237ead 100644
--- a/types/franc/index.d.ts
+++ b/types/franc/index.d.ts
@@ -11,8 +11,8 @@ export type Confidence = number;
 
 export interface Options {
     minLength?: number;
-    whitelist?: [ISO6393];
-    blacklist?: [ISO6393];
+    whitelist?: ISO6393[];
+    blacklist?: ISO6393[];
 }
 
 export function detect(text: string, options?: Options): ISO6393;
@@ -20,3 +20,5 @@ export function detect(text: string, options?: Options): ISO6393;
 export namespace detect {
     function all(text: string, options?: Options): [ISO6393, number];
 }
+
+export default detect;