diff --git a/lib/node_modules/@stdlib/array/base/assert/is-signed-integer-data-type/docs/types/index.d.ts b/lib/node_modules/@stdlib/array/base/assert/is-signed-integer-data-type/docs/types/index.d.ts
index 96d338c97dcf..914d2da33963 100644
--- a/lib/node_modules/@stdlib/array/base/assert/is-signed-integer-data-type/docs/types/index.d.ts
+++ b/lib/node_modules/@stdlib/array/base/assert/is-signed-integer-data-type/docs/types/index.d.ts
@@ -58,7 +58,7 @@
 * bool = isSignedIntegerDataType( 'foo' );
 * // returns false
 */
-declare function isSignedIntegerDataType( v: any ): boolean;
+declare function isSignedIntegerDataType( v: unknown ): boolean;
 
 
 // EXPORTS //