diff --git a/package.json b/package.json
index 80bd2d41..022add3a 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
 		"typedefinitions"
 	],
 	"dependencies": {
-		"@tsd/typescript": "~4.6.3",
+		"@tsd/typescript": "~4.7.3",
 		"eslint-formatter-pretty": "^4.1.0",
 		"globby": "^11.0.1",
 		"meow": "^9.0.0",
diff --git a/source/test/test.ts b/source/test/test.ts
index 9746c30a..e84275f0 100644
--- a/source/test/test.ts
+++ b/source/test/test.ts
@@ -316,7 +316,7 @@ test('loose types', async t => {
 		[20, 0, 'error', 'Parameter type `Observable<string | number> | Observable<string | number | boolean>` is declared too wide for argument type `Observable<string | number> | Observable<string>`.'],
 		[28, 0, 'error', 'Parameter type `Foo<string | Foo<string | number>> | Foo<Date> | Foo<Symbol>` is declared too wide for argument type `Foo<Date> | Foo<Symbol> | Foo<string | Foo<number>>`.'],
 		[32, 0, 'error', 'Parameter type `string | number` is not identical to argument type `any`.'],
-		[34, 0, 'error', 'Parameter type `Observable<string | number> | Observable<any> | Observable<string | number | boolean>` is not identical to argument type `Observable<string | number> | Observable<string> | Observable<string | number | boolean>`.']
+		[34, 0, 'error', 'Parameter type `Observable<any> | Observable<string | number> | Observable<string | number | boolean>` is not identical to argument type `Observable<string | number> | Observable<string> | Observable<string | number | boolean>`.']
 	]);
 });