diff --git a/package.json b/package.json
index 8282cc4..0f0c013 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "nan": "^2.10.0"
   },
   "devDependencies": {
-    "tree-sitter-cli": "^0.12.6"
+    "tree-sitter-cli": "^0.13.1"
   },
   "scripts": {
     "build": "tree-sitter generate && node-gyp build",
diff --git a/src/parser.c b/src/parser.c
index f76aabe..bf3d4e5 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -5,7 +5,7 @@
 #pragma GCC diagnostic ignored "-Wmissing-field-initializers"
 #endif
 
-#define LANGUAGE_VERSION 8
+#define LANGUAGE_VERSION 9
 #define STATE_COUNT 2830
 #define SYMBOL_COUNT 144
 #define ALIAS_COUNT 5
diff --git a/src/tree_sitter/parser.h b/src/tree_sitter/parser.h
index 1b6c2b1..a757eac 100644
--- a/src/tree_sitter/parser.h
+++ b/src/tree_sitter/parser.h
@@ -25,13 +25,16 @@ typedef struct {
   bool named : 1;
 } TSSymbolMetadata;
 
-typedef struct {
-  void (*advance)(void *, bool);
-  void (*mark_end)(void *);
-  uint32_t (*get_column)(void *);
+typedef struct TSLexer TSLexer;
+
+struct TSLexer {
   int32_t lookahead;
   TSSymbol result_symbol;
-} TSLexer;
+  void (*advance)(TSLexer *, bool);
+  void (*mark_end)(TSLexer *);
+  uint32_t (*get_column)(TSLexer *);
+  bool (*is_at_included_range_start)(TSLexer *);
+};
 
 typedef enum {
   TSParseActionTypeShift,