diff --git a/lodash/lodash-tests.ts b/lodash/lodash-tests.ts
index 23edca934..2bbff730c 100644
--- a/lodash/lodash-tests.ts
+++ b/lodash/lodash-tests.ts
@@ -1758,7 +1758,9 @@ result = <string>_.uniqueId();
 result = <string>_.camelCase('Foo Bar');
 result = <string>_('Foo Bar').camelCase();
 
+// _.capitalize
 result = <string>_.capitalize('fred');
+result = <string>_('fred').capitalize();
 
 // _.deburr
 result = <string>_.deburr('déjà vu');
diff --git a/lodash/lodash.d.ts b/lodash/lodash.d.ts
index 03aacca50..11f32f2a3 100644
--- a/lodash/lodash.d.ts
+++ b/lodash/lodash.d.ts
@@ -7590,8 +7590,16 @@ declare module _ {
         camelCase(): string;
     }
 
+    //_.capitalize
     interface LoDashStatic {
-        capitalize(str?: string): string;
+        capitalize(string?: string): string;
+    }
+
+    interface LoDashWrapper<T> {
+        /**
+         * @see _.capitalize
+         */
+        capitalize(): string;
     }
 
     //_.deburr