diff --git a/include/wrenpp/detail/module_and_name.hpp b/include/wrenpp/detail/module_and_name.hpp
index 7dd3bbd..4b162a7 100644
--- a/include/wrenpp/detail/module_and_name.hpp
+++ b/include/wrenpp/detail/module_and_name.hpp
@@ -18,6 +18,7 @@
 #pragma once
 
 #include "string_bt.hpp"
+#include "crc32.hpp"
 #include <string_view>
 #include <cstdint>
 #include <cassert>
@@ -131,11 +132,12 @@ namespace wren {
 	template <dhandy::bt::string S1, dhandy::bt::string S2>
 	constexpr ModuleAndName make_module_and_name() {
 		using dhandy::bt::string;
+		using StaticStorage = detail::ModuleAndNameStaticStorage<S1 + string("\0") + S2>;
 
-		constexpr const char* data = detail::ModuleAndNameStaticStorage<S1 + string("\0") + S2>::value.data();
+		constexpr const char* data = StaticStorage::value.data();
 		constexpr std::uint16_t s1_len = static_cast<std::uint16_t>(S1.size());
 		constexpr std::uint16_t s2_len = static_cast<std::uint16_t>(S2.size());
-		constexpr std::uint32_t hash = 0; //not implemented yet
+		constexpr std::uint32_t hash = crc32c(data, StaticStorage::value.size());
 
 		return ModuleAndName{data, hash, s1_len, s2_len};
 	}
diff --git a/src/class_manager.cpp b/src/class_manager.cpp
index 624c51a..0756f5c 100644
--- a/src/class_manager.cpp
+++ b/src/class_manager.cpp
@@ -16,6 +16,7 @@
  */
 
 #include "wrenpp/class_manager.hpp"
+#include "wrenpp/detail/crc32.hpp"
 #include <cassert>
 
 namespace wren {
@@ -40,7 +41,7 @@ namespace wren {
 		ClassNameOwning::operator ModuleAndName() const {
 			return ModuleAndName{
 				this->raw_buffer(),
-				0, //TODO: replace with hash
+				crc32c(this->raw_buffer(), this->raw_buffer_size()),
 				this->module_name().size(),
 				this->class_name().size()
 			};