diff --git a/parse_tree.cpp b/parse_tree.cpp
index 0f5395c78..d3e14fd2f 100644
--- a/parse_tree.cpp
+++ b/parse_tree.cpp
@@ -863,7 +863,7 @@ void parse_ll_t::accept_token(parse_token_t token, const wcstring &src)
                 break;
                 
             case symbol_begin_header:
-                symbol_stack_pop_push(parse_keyword_begin, parse_token_type_end);
+                symbol_stack_pop_push(parse_keyword_begin);
                 break;
                 
             case symbol_function_header: