diff --git a/grammar.js b/grammar.js
index caee29ea..032b02aa 100644
--- a/grammar.js
+++ b/grammar.js
@@ -64,7 +64,7 @@ module.exports = grammar({
     $._unary_minus_num,
     $._binary_minus,
     $._binary_star,
-    $._singleton_class_left_angle_left_langle,
+    $._singleton_class_left_angle_left_angle,
     $.hash_key_symbol,
     $._identifier_suffix,
     $._constant_suffix,
@@ -281,7 +281,7 @@ module.exports = grammar({
 
     singleton_class: $ => seq(
       'class',
-      alias($._singleton_class_left_angle_left_langle, '<<'),
+      alias($._singleton_class_left_angle_left_angle, '<<'),
       field('value', $._arg),
       $._terminator,
       optional(field('body', $.body_statement)),
diff --git a/src/grammar.json b/src/grammar.json
index 35f69d4e..625b79cf 100644
--- a/src/grammar.json
+++ b/src/grammar.json
@@ -1019,7 +1019,7 @@
           "type": "ALIAS",
           "content": {
             "type": "SYMBOL",
-            "name": "_singleton_class_left_angle_left_langle"
+            "name": "_singleton_class_left_angle_left_angle"
           },
           "named": false,
           "value": "<<"
@@ -8309,7 +8309,7 @@
     },
     {
       "type": "SYMBOL",
-      "name": "_singleton_class_left_angle_left_langle"
+      "name": "_singleton_class_left_angle_left_angle"
     },
     {
       "type": "SYMBOL",
diff --git a/src/parser.c b/src/parser.c
index aed9e99c..4a8230a7 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -172,7 +172,7 @@ enum ts_symbol_identifiers {
   sym__unary_minus_num = 146,
   sym__binary_minus = 147,
   sym__binary_star = 148,
-  sym__singleton_class_left_angle_left_langle = 149,
+  sym__singleton_class_left_angle_left_angle = 149,
   sym_hash_key_symbol = 150,
   sym__identifier_suffix = 151,
   sym__constant_suffix = 152,
@@ -526,7 +526,7 @@ static const char * const ts_symbol_names[] = {
   [sym__unary_minus_num] = "-",
   [sym__binary_minus] = "-",
   [sym__binary_star] = "*",
-  [sym__singleton_class_left_angle_left_langle] = "<<",
+  [sym__singleton_class_left_angle_left_angle] = "<<",
   [sym_hash_key_symbol] = "hash_key_symbol",
   [sym__identifier_suffix] = "_identifier_suffix",
   [sym__constant_suffix] = "_constant_suffix",
@@ -880,7 +880,7 @@ static const TSSymbol ts_symbol_map[] = {
   [sym__unary_minus_num] = anon_sym_DASH,
   [sym__binary_minus] = anon_sym_DASH,
   [sym__binary_star] = anon_sym_STAR,
-  [sym__singleton_class_left_angle_left_langle] = anon_sym_LT_LT,
+  [sym__singleton_class_left_angle_left_angle] = anon_sym_LT_LT,
   [sym_hash_key_symbol] = sym_hash_key_symbol,
   [sym__identifier_suffix] = sym__identifier_suffix,
   [sym__constant_suffix] = sym__constant_suffix,
@@ -1681,7 +1681,7 @@ static const TSSymbolMetadata ts_symbol_metadata[] = {
     .visible = true,
     .named = false,
   },
-  [sym__singleton_class_left_angle_left_langle] = {
+  [sym__singleton_class_left_angle_left_angle] = {
     .visible = true,
     .named = false,
   },
@@ -18837,7 +18837,7 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [sym__unary_minus_num] = ACTIONS(1),
     [sym__binary_minus] = ACTIONS(1),
     [sym__binary_star] = ACTIONS(1),
-    [sym__singleton_class_left_angle_left_langle] = ACTIONS(1),
+    [sym__singleton_class_left_angle_left_angle] = ACTIONS(1),
     [sym_hash_key_symbol] = ACTIONS(1),
     [sym__identifier_suffix] = ACTIONS(1),
     [sym__constant_suffix] = ACTIONS(1),
@@ -289693,7 +289693,7 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [sym__heredoc_body_start] = ACTIONS(5),
     [sym_heredoc_beginning] = ACTIONS(2714),
     [sym__unary_minus_num] = ACTIONS(2696),
-    [sym__singleton_class_left_angle_left_langle] = ACTIONS(2774),
+    [sym__singleton_class_left_angle_left_angle] = ACTIONS(2774),
     [sym__identifier_suffix] = ACTIONS(2732),
     [sym__constant_suffix] = ACTIONS(2708),
   },
@@ -289800,7 +289800,7 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [sym__heredoc_body_start] = ACTIONS(5),
     [sym_heredoc_beginning] = ACTIONS(2714),
     [sym__unary_minus_num] = ACTIONS(2696),
-    [sym__singleton_class_left_angle_left_langle] = ACTIONS(2778),
+    [sym__singleton_class_left_angle_left_angle] = ACTIONS(2778),
     [sym__identifier_suffix] = ACTIONS(2732),
     [sym__constant_suffix] = ACTIONS(2708),
   },
@@ -289907,7 +289907,7 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [sym__heredoc_body_start] = ACTIONS(5),
     [sym_heredoc_beginning] = ACTIONS(2714),
     [sym__unary_minus_num] = ACTIONS(2696),
-    [sym__singleton_class_left_angle_left_langle] = ACTIONS(2782),
+    [sym__singleton_class_left_angle_left_angle] = ACTIONS(2782),
     [sym__identifier_suffix] = ACTIONS(2732),
     [sym__constant_suffix] = ACTIONS(2708),
   },
@@ -470608,7 +470608,7 @@ enum ts_external_scanner_symbol_identifiers {
   ts_external_token__unary_minus_num = 19,
   ts_external_token__binary_minus = 20,
   ts_external_token__binary_star = 21,
-  ts_external_token__singleton_class_left_angle_left_langle = 22,
+  ts_external_token__singleton_class_left_angle_left_angle = 22,
   ts_external_token_hash_key_symbol = 23,
   ts_external_token__identifier_suffix = 24,
   ts_external_token__constant_suffix = 25,
@@ -470641,7 +470641,7 @@ static const TSSymbol ts_external_scanner_symbol_map[EXTERNAL_TOKEN_COUNT] = {
   [ts_external_token__unary_minus_num] = sym__unary_minus_num,
   [ts_external_token__binary_minus] = sym__binary_minus,
   [ts_external_token__binary_star] = sym__binary_star,
-  [ts_external_token__singleton_class_left_angle_left_langle] = sym__singleton_class_left_angle_left_langle,
+  [ts_external_token__singleton_class_left_angle_left_angle] = sym__singleton_class_left_angle_left_angle,
   [ts_external_token_hash_key_symbol] = sym_hash_key_symbol,
   [ts_external_token__identifier_suffix] = sym__identifier_suffix,
   [ts_external_token__constant_suffix] = sym__constant_suffix,
@@ -470675,7 +470675,7 @@ static const bool ts_external_scanner_states[42][EXTERNAL_TOKEN_COUNT] = {
     [ts_external_token__unary_minus_num] = true,
     [ts_external_token__binary_minus] = true,
     [ts_external_token__binary_star] = true,
-    [ts_external_token__singleton_class_left_angle_left_langle] = true,
+    [ts_external_token__singleton_class_left_angle_left_angle] = true,
     [ts_external_token_hash_key_symbol] = true,
     [ts_external_token__identifier_suffix] = true,
     [ts_external_token__constant_suffix] = true,
@@ -471033,7 +471033,7 @@ static const bool ts_external_scanner_states[42][EXTERNAL_TOKEN_COUNT] = {
     [ts_external_token__heredoc_body_start] = true,
     [ts_external_token_heredoc_beginning] = true,
     [ts_external_token__unary_minus_num] = true,
-    [ts_external_token__singleton_class_left_angle_left_langle] = true,
+    [ts_external_token__singleton_class_left_angle_left_angle] = true,
     [ts_external_token__identifier_suffix] = true,
     [ts_external_token__constant_suffix] = true,
   },