diff --git a/Userland/Libraries/LibRegex/RegexMatcher.h b/Userland/Libraries/LibRegex/RegexMatcher.h
index 484d207b2d..852f636318 100644
--- a/Userland/Libraries/LibRegex/RegexMatcher.h
+++ b/Userland/Libraries/LibRegex/RegexMatcher.h
@@ -97,7 +97,6 @@ public:
     Regex& operator=(Regex&&);
 
     typename ParserTraits<Parser>::OptionsType options() const;
-    void print_bytecode(FILE* f = stdout) const;
     DeprecatedString error_string(Optional<DeprecatedString> message = {}) const;
 
     RegexResult match(RegexStringView view, Optional<typename ParserTraits<Parser>::OptionsType> regex_options = {}) const
diff --git a/Userland/Libraries/LibRegex/RegexParser.h b/Userland/Libraries/LibRegex/RegexParser.h
index 8ae30289f4..12d8b14b9e 100644
--- a/Userland/Libraries/LibRegex/RegexParser.h
+++ b/Userland/Libraries/LibRegex/RegexParser.h
@@ -274,7 +274,6 @@ private:
     bool parse_extended_atom(ByteCode&, size_t&, ParseFlags);
     bool parse_inner_disjunction(ByteCode& bytecode_stack, size_t& length, ParseFlags);
     bool parse_invalid_braced_quantifier(); // Note: This function either parses and *fails*, or doesn't parse anything and returns false.
-    bool parse_legacy_octal_escape_sequence(ByteCode& bytecode_stack, size_t& length);
     Optional<u8> parse_legacy_octal_escape();
 
     size_t ensure_total_number_of_capturing_parenthesis();