diff --git a/Sources/CustomDump/Internal/AnyType.swift b/Sources/CustomDump/Internal/AnyType.swift
index 9b5782e..4f7a410 100644
--- a/Sources/CustomDump/Internal/AnyType.swift
+++ b/Sources/CustomDump/Internal/AnyType.swift
@@ -1,4 +1,4 @@
-func typeName(
+@_spi(TypeName) public func typeName(
   _ type: Any.Type,
   qualified: Bool = true,
   genericsAbbreviated: Bool = true