diff --git a/crates/parser/src/grammar.pest b/crates/parser/src/grammar.pest
index 391ef69..f6aa8c1 100644
--- a/crates/parser/src/grammar.pest
+++ b/crates/parser/src/grammar.pest
@@ -287,6 +287,14 @@ struct_decl = {
     visibility? ~ "struct" ~ identifier ~ generics_decl? ~ "{" ~ field_list ~ "}"
 }
 
+tuple_struct_decl = {
+    visibility? ~ "struct" ~ identifier ~ generics_decl? ~ tuple_type ~ ";"
+}
+
+empty_struct_decl = {
+    visibility? ~ "struct" ~ identifier ~ generics_decl? ~ ";"
+}
+
 // ======================================================
 // ENUMS
 // ======================================================
@@ -399,7 +407,7 @@ type_alias = { "type" ~ identifier ~ generics_decl? ~ "=" ~ type_expr ~ ";" }
 
 top_level = {
     mod_attribute
-  | (attributes ~ (include_global | include_local | include_use_global | import | impl_for_decl | impl_decl | trait_decl | struct_decl | enum_decl | class_decl | declare_module | function_decl | const_decl | static_decl | type_alias))
+  | (attributes ~ (include_global | include_local | include_use_global | import | impl_for_decl | impl_decl | trait_decl | struct_decl | tuple_struct_decl | empty_struct_decl | enum_decl | class_decl | declare_module | function_decl | const_decl | static_decl | type_alias))
 }
 
 // ======================================================