diff --git a/packages/rspack/src/util/hash/md4.ts b/packages/rspack/src/util/hash/md4.ts
index 9ec854f46e5..1440eeceaec 100644
--- a/packages/rspack/src/util/hash/md4.ts
+++ b/packages/rspack/src/util/hash/md4.ts
@@ -10,14 +10,20 @@
 
 import create from "./wasm-hash";
 
-//#region wasm code: md4 (../../../assembly/hash/md4.asm.ts) --initialMemory 1
-const md4 = new WebAssembly.Module(
-	Buffer.from(
-		// 2156 bytes
-		"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",
-		"base64"
-	)
-);
-//#endregion
+let md4: WebAssembly.Module;
 
-export default create.bind(null, md4, [], 64, 32);
+export default () => {
+	if (!md4) {
+		//#region wasm code: md4 (../../../assembly/hash/md4.asm.ts) --initialMemory 1
+		md4 = new WebAssembly.Module(
+			Buffer.from(
+				// 2156 bytes
+				"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",
+				"base64"
+			)
+		);
+		//#endregion
+	}
+
+	return create.bind(null, md4, [], 64, 32)();
+};