diff --git a/full-moon/src/ast/parser_structs.rs b/full-moon/src/ast/parser_structs.rs
index 91dc7016..b70ba249 100644
--- a/full-moon/src/ast/parser_structs.rs
+++ b/full-moon/src/ast/parser_structs.rs
@@ -7,6 +7,8 @@ use super::{parsers::parse_block, Ast, Block, LuaVersion};
 pub struct ParserState {
     errors: Vec<crate::Error>,
     lexer: Lexer,
+    // Unused with no features enabled
+    #[allow(unused)]
     lua_version: LuaVersion,
 }
 
@@ -19,6 +21,8 @@ impl ParserState {
         }
     }
 
+    // Unused with no features enabled
+    #[allow(unused)]
     pub fn lua_version(&self) -> LuaVersion {
         self.lua_version
     }
diff --git a/full-moon/src/ast/parsers.rs b/full-moon/src/ast/parsers.rs
index 0bf33389..e7f8e250 100644
--- a/full-moon/src/ast/parsers.rs
+++ b/full-moon/src/ast/parsers.rs
@@ -107,6 +107,9 @@ fn expect_block_with_end(
 
 enum StmtVariant {
     Stmt(ast::Stmt),
+
+    // Used for things like Luau's `continue`, but nothing constructs it in Lua 5.1 alone.
+    #[allow(unused)]
     LastStmt(ast::LastStmt),
 }