diff --git a/src/uvw/type_info.hpp b/src/uvw/type_info.hpp
index 39a9d958..b8a0b5ce 100644
--- a/src/uvw/type_info.hpp
+++ b/src/uvw/type_info.hpp
@@ -32,7 +32,7 @@ namespace internal {
 }
 
 
-[[nodiscard]] static std::uint32_t counter() noexcept {
+[[nodiscard]] static inline std::uint32_t counter() noexcept {
     static std::uint32_t cnt{};
     return cnt++;
 }