diff --git a/crates/oxc_regular_expression/src/ast_impl/display.rs b/crates/oxc_regular_expression/src/ast_impl/display.rs
index 04f0012c3..a0156c21f 100644
--- a/crates/oxc_regular_expression/src/ast_impl/display.rs
+++ b/crates/oxc_regular_expression/src/ast_impl/display.rs
@@ -339,6 +339,7 @@ fn character_to_string(
             '\n' => Cow::Borrowed(r"\cJ"),
             '\r' => Cow::Borrowed(r"\cM"),
             '\t' => Cow::Borrowed(r"\cI"),
+            '\u{0019}' => Cow::Borrowed(r"\cY"),
             _ => Cow::Owned(format!(r"\c{ch}")),
         },
         CharacterKind::Identifier => Cow::Owned(format!(r"\{ch}")),
@@ -479,6 +480,7 @@ mod test {
         (r"/\d/g", None),
         ("/abcd/igv", Some("/abcd/igv")),
         (r"/\d/ug", Some(r"/\d/ug")),
+        (r"/\cY/", None),
         // we capitalize hex unicodes.
         (r"/\n\cM\0\x41\u{1f600}\./u", Some(r"/\n\cM\0\x41\u{1F600}\./u")),
         (r"/\u02c1/u", Some(r"/\u02C1/u")),
diff --git a/tasks/coverage/snapshots/parser_test262.snap b/tasks/coverage/snapshots/parser_test262.snap
index e0f300e43..5d68c7135 100644
--- a/tasks/coverage/snapshots/parser_test262.snap
+++ b/tasks/coverage/snapshots/parser_test262.snap
@@ -2,13 +2,10 @@ commit: d62fa93c
 
 parser_test262 Summary:
 AST Parsed     : 43914/43914 (100.00%)
-Positive Passed: 43913/43914 (100.00%)
+Positive Passed: 43914/43914 (100.00%)
 Negative Passed: 4320/4322 (99.95%)
 Expect Syntax Error: tasks/coverage/test262/test/language/import/import-attributes/json-invalid.js
 Expect Syntax Error: tasks/coverage/test262/test/language/import/import-attributes/json-named-bindings.js
-Expect to Parse: tasks/coverage/test262/test/built-ins/String/prototype/split/separator-regexp.js
-
-  × Regular Expression content mismatch for `/\cY/`: `\c` == `\c`
 
   × '0'-prefixed octal literals and octal escape sequences are deprecated
     ╭─[test262/test/annexB/language/expressions/template-literal/legacy-octal-escape-sequence-strict.js:19:4]
diff --git a/tasks/coverage/snapshots/semantic_test262.snap b/tasks/coverage/snapshots/semantic_test262.snap
index 9a4c34053..420d23064 100644
--- a/tasks/coverage/snapshots/semantic_test262.snap
+++ b/tasks/coverage/snapshots/semantic_test262.snap
@@ -2,7 +2,7 @@ commit: d62fa93c
 
 semantic_test262 Summary:
 AST Parsed     : 43914/43914 (100.00%)
-Positive Passed: 43713/43914 (99.54%)
+Positive Passed: 43714/43914 (99.54%)
 tasks/coverage/test262/test/annexB/language/function-code/if-decl-else-decl-a-func-block-scoping.js
 semantic error: Symbol scope ID mismatch for "f":
 after transform: SymbolId(3): ScopeId(4294967294)
@@ -1119,9 +1119,6 @@ semantic error: Symbol scope ID mismatch for "f":
 after transform: SymbolId(0): ScopeId(4294967294)
 rebuilt        : SymbolId(0): ScopeId(4294967294)
 
-tasks/coverage/test262/test/built-ins/String/prototype/split/separator-regexp.js
-semantic error: Regular Expression content mismatch for `/\cY/`: `\c` == `\c`
-
 tasks/coverage/test262/test/language/module-code/eval-rqstd-once.js
 semantic error: Bindings mismatch:
 after transform: ScopeId(0): ["dflt1", "dflt2", "dflt3", "global", "ns1", "ns3"]