1 files changed, 2 insertions, 1 deletions
diff --git a/Userland/Libraries/LibRegex/RegexOptions.h b/Userland/Libraries/LibRegex/RegexOptions.h
index 24dba533ac..c9a3533c5b 100644
--- a/Userland/Libraries/LibRegex/RegexOptions.h
+++ b/Userland/Libraries/LibRegex/RegexOptions.h
@@ -16,7 +16,7 @@
 
 namespace regex {
 
-using FlagsUnderlyingType = u16;
+using FlagsUnderlyingType = u32;
 
 enum class AllFlags {
     Global = __Regex_Global,                                     // All matches (don't return after first match)
@@ -35,6 +35,7 @@ enum class AllFlags {
     SkipTrimEmptyMatches = __Regex_SkipTrimEmptyMatches,         // Do not remove empty capture group results.
     Internal_Stateful = __Regex_Internal_Stateful,               // Make global matches match one result at a time, and further match() calls on the same instance continue where the previous one left off.
     Internal_BrowserExtended = __Regex_Internal_BrowserExtended, // Only for ECMA262, Enable the behaviors defined in section B.1.4. of the ECMA262 spec.
+    Internal_ConsiderNewline = __Regex_Internal_ConsiderNewline, // Only for ECMA262, Allow multiline matches to consider newlines as line boundaries.
     Last = Internal_BrowserExtended,
 };