diff --git a/src/matches.ts b/src/matches.ts
index 5aecb416..5e27ad3e 100644
--- a/src/matches.ts
+++ b/src/matches.ts
@@ -31,8 +31,10 @@ function fuzzyMatches(
 
   const normalizedText = normalizer(textToMatch)
 
-  if (typeof matcher === 'string') {
-    return normalizedText.toLowerCase().includes(matcher.toLowerCase())
+  if (typeof matcher === 'string' || typeof matcher === 'number') {
+    return normalizedText
+      .toLowerCase()
+      .includes(matcher.toString().toLowerCase())
   } else if (typeof matcher === 'function') {
     return matcher(normalizedText, node)
   } else {
diff --git a/types/matches.d.ts b/types/matches.d.ts
index 03f9a4b8..2d05d4ab 100644
--- a/types/matches.d.ts
+++ b/types/matches.d.ts
@@ -6,7 +6,7 @@ export type MatcherFunction = (
   content: string,
   element: Nullish<Element>,
 ) => boolean
-export type Matcher = MatcherFunction | RegExp | string
+export type Matcher = MatcherFunction | RegExp | string | number
 
 // Get autocomplete for ARIARole union types, while still supporting another string
 // Ref: https://github.com/microsoft/TypeScript/issues/29729#issuecomment-505826972
diff --git a/types/tsconfig.json b/types/tsconfig.json
index 3c43903c..315b2549 100644
--- a/types/tsconfig.json
+++ b/types/tsconfig.json
@@ -1,3 +1,7 @@
 {
-  "extends": "../tsconfig.json"
+  "extends": "../tsconfig.json",
+  "compilerOptions": {
+    "baseUrl": ".",
+    "paths": {"@testing-library/dom": ["."]}
+  }
 }