diff --git a/src/node_api.h b/src/node_api.h
index 7f48d8c8465520..2f1b45572d8130 100644
--- a/src/node_api.h
+++ b/src/node_api.h
@@ -73,11 +73,17 @@ typedef struct {
     }                                                                 \
   EXTERN_C_END
 
+#define NAPI_MODULE_INITIALIZER_X(base, version)                               \
+  NAPI_MODULE_INITIALIZER_X_HELPER(base, version)
+#define NAPI_MODULE_INITIALIZER_X_HELPER(base, version) base##version
+
 #ifdef __wasm32__
+#define NAPI_WASM_INITIALIZER                                                  \
+  NAPI_MODULE_INITIALIZER_X(napi_register_wasm_v, NAPI_MODULE_VERSION)
 #define NAPI_MODULE(modname, regfunc)                                          \
   EXTERN_C_START                                                               \
-  NAPI_MODULE_EXPORT napi_value _napi_register(napi_env env,                   \
-                                               napi_value exports) {           \
+  NAPI_MODULE_EXPORT napi_value NAPI_WASM_INITIALIZER(napi_env env,            \
+                                                      napi_value exports) {    \
     return regfunc(env, exports);                                              \
   }                                                                            \
   EXTERN_C_END
@@ -88,10 +94,6 @@ typedef struct {
 
 #define NAPI_MODULE_INITIALIZER_BASE napi_register_module_v
 
-#define NAPI_MODULE_INITIALIZER_X(base, version)                      \
-    NAPI_MODULE_INITIALIZER_X_HELPER(base, version)
-#define NAPI_MODULE_INITIALIZER_X_HELPER(base, version) base##version
-
 #define NAPI_MODULE_INITIALIZER                                       \
   NAPI_MODULE_INITIALIZER_X(NAPI_MODULE_INITIALIZER_BASE,             \
       NAPI_MODULE_VERSION)