diff --git a/src/compiler/build_tables/transition_map.h b/src/compiler/build_tables/transition_map.h
index da519412..46e097e0 100644
--- a/src/compiler/build_tables/transition_map.h
+++ b/src/compiler/build_tables/transition_map.h
@@ -3,7 +3,6 @@
 
 #include <vector>
 #include <functional>
-#include <initializer_list>
 #include "rule.h"
 
 namespace tree_sitter {
@@ -17,7 +16,7 @@ namespace tree_sitter {
     public:
         
         transition_map() : contents(contents_type()) {};
-        transition_map(std::initializer_list<pair_type> pairs) : contents(pairs) {};
+        transition_map(std::vector<pair_type> pairs) : contents(pairs) {};
         
         bool operator==(const transition_map<TKey, TValue> &other) const {
             if (size() != other.size()) return false;
diff --git a/src/compiler/rules/rules.cpp b/src/compiler/rules/rules.cpp
index e0f29522..8e6a3fe0 100644
--- a/src/compiler/rules/rules.cpp
+++ b/src/compiler/rules/rules.cpp
@@ -2,8 +2,8 @@
 
 using std::make_shared;
 using std::string;
-using std::initializer_list;
 using std::set;
+using std::vector;
 
 namespace tree_sitter {
     namespace rules {
@@ -24,7 +24,7 @@ namespace tree_sitter {
             return make_shared<CharacterSet>(ranges, sign);
         }
 
-        rule_ptr choice(const initializer_list<rule_ptr> &rules) {
+        rule_ptr choice(const vector<rule_ptr> &rules) {
             rule_ptr result;
             for (auto rule : rules)
                 result = result.get() ? make_shared<Choice>(result, rule) : rule;
@@ -39,7 +39,7 @@ namespace tree_sitter {
             return std::make_shared<Repeat>(content);
         }
         
-        rule_ptr seq(const initializer_list<rule_ptr> &rules) {
+        rule_ptr seq(const vector<rule_ptr> &rules) {
             rule_ptr result = blank();
             for (auto rule : rules)
                 result = (typeid(*result) != typeid(Blank)) ?
diff --git a/src/compiler/rules/rules.h b/src/compiler/rules/rules.h
index 3129c72d..02fee8b1 100644
--- a/src/compiler/rules/rules.h
+++ b/src/compiler/rules/rules.h
@@ -11,6 +11,7 @@
 #include "character_set.h"
 #include "repeat.h"
 #include "visitor.h"
+#include <vector>
 
 namespace tree_sitter {
     namespace rules {
@@ -19,10 +20,10 @@ namespace tree_sitter {
         rule_ptr character(const std::set<CharacterRange> &matches);
         rule_ptr character(const std::set<CharacterRange> &matches, bool);
         
-        rule_ptr choice(const std::initializer_list<rule_ptr> &rules);
+        rule_ptr choice(const std::vector<rule_ptr> &rules);
         rule_ptr pattern(const std::string &value);
         rule_ptr repeat(const rule_ptr content);
-        rule_ptr seq(const std::initializer_list<rule_ptr> &rules);
+        rule_ptr seq(const std::vector<rule_ptr> &rules);
         rule_ptr str(const std::string &value);
         rule_ptr sym(const std::string &name);
         rule_ptr aux_sym(const std::string &name);