diff --git a/src/core/core_type_info.h b/src/core/core_type_info.h
index db60d6f..4fbc8f2 100644
--- a/src/core/core_type_info.h
+++ b/src/core/core_type_info.h
@@ -31,17 +31,17 @@ enum {
     type_kind_last_basic = type_kind_char,
 };
 
-typedef struct type_member_t type_member_t;
 typedef struct type_t type_t;
 struct type_t {
     type_kind_t kind;
     s8_t name;
     i32 size;
     i32 count;
-    type_member_t *members;
+    struct type_member_t *members;
     type_t *base;
 };
 
+typedef struct type_member_t type_member_t;
 struct type_member_t {
     s8_t name;
     type_t *type;
diff --git a/src/wasm_app/main.c b/src/wasm_app/main.c
index 41c7a8e..45e1733 100644
--- a/src/wasm_app/main.c
+++ b/src/wasm_app/main.c
@@ -21,10 +21,8 @@
 #define STBTT_memcpy memory_copy
 #define STBTT_memset memory_set
 #include "render/stb_truetype.h"
-// #include "render/backup_font.c"
 #include "render/font.c"
 #include "render/render_opengl.c"
-
 #include "wasm_app.gen.c"
 
 #include "ui_iter.c"
diff --git a/src/wasm_app/ui.c b/src/wasm_app/ui.c
index 250f12d..343ec5b 100644
--- a/src/wasm_app/ui.c
+++ b/src/wasm_app/ui.c
@@ -521,6 +521,10 @@ fn void ui_demo_update(app_frame_t *frame) {
 
         static f32 scroller_value;
         defer_block(ui_push_top(item_box), ui_pop_top()) {
+            for (i32 i = 0; i < lengthof(tweak_table); i += 1) {
+                mt_tweak_t *tweak = tweak_table + i;
+                ui_serial_subtype(tweak->ptr, tweak->type, tweak->name);
+            }
             ui_serial_type(&ui_test_event, type(app_event_t));
             defer_if (ui_begin_expander("app_event_t").clicked, ui_end_expander()) {
                 for (int i = 0; i < 2; i += 1) {
diff --git a/src/wasm_app/wasm_app.meta.c b/src/wasm_app/wasm_app.meta.c
index 7004b77..f835531 100644
--- a/src/wasm_app/wasm_app.meta.c
+++ b/src/wasm_app/wasm_app.meta.c
@@ -43,6 +43,7 @@ void mt_wasm_app(ma_arena_t *arena) {
                 tweak->value = parser_next(par)->string;
                 parser_expect(par, lex_kind_close_paren);
                 SLLQ_APPEND(first_tweak, last_tweak, tweak);
+                matched = true;
             }
 
             if (par->at->inside_macro == false && parser_matchi(par, s8_lit("mt_tweak_f32"))) {
@@ -58,6 +59,7 @@ void mt_wasm_app(ma_arena_t *arena) {
                 tweak->max = parser_next(par)->string;
                 parser_expect(par, lex_kind_close_paren);
                 SLLQ_APPEND(first_tweak, last_tweak, tweak);
+                matched = true;
             }
 
             if (!matched) {