diff --git a/binding/http-binding.cpp b/binding/http-binding.cpp
index f472f940..4d52b1c2 100644
--- a/binding/http-binding.cpp
+++ b/binding/http-binding.cpp
@@ -24,7 +24,7 @@ VALUE stringMap2hash(mkxp_net::StringMap &map) {
 
 mkxp_net::StringMap hash2StringMap(VALUE hash) {
     mkxp_net::StringMap ret;
-    Check_Type(hash, RUBY_T_HASH);
+    Check_Type(hash, T_HASH);
     
     VALUE keys = rb_funcall(hash, rb_intern("keys"), 0);
     for (int i = 0; i < RARRAY_LEN(keys); i++) {
diff --git a/meson.build b/meson.build
index 49d5f0bd..ab720645 100644
--- a/meson.build
+++ b/meson.build
@@ -82,6 +82,7 @@ endif
 global_args += ['-Wno-non-virtual-dtor', '-Wno-reorder', '-Wno-uninitialized', '-Wno-unknown-pragmas', '-Wno-unknown-warning-option', '-Wno-deprecated-register']
 if compilers['cpp'].get_id() == 'clang'
     global_args += ['-Wno-undefined-var-template', '-Wno-delete-non-abstract-non-virtual-dtor']
+    global_args += '-masm=intel'
 endif
 if host_system == 'windows'
     global_args += '-Wno-unknown-attributes'