diff --git a/Libraries/LibJS/Bytecode/RegexTable.h b/Libraries/LibJS/Bytecode/RegexTable.h
index 39cf635da0b..f5d7dd302bb 100644
--- a/Libraries/LibJS/Bytecode/RegexTable.h
+++ b/Libraries/LibJS/Bytecode/RegexTable.h
@@ -13,7 +13,7 @@
 
 namespace JS::Bytecode {
 
-AK_TYPEDEF_DISTINCT_NUMERIC_GENERAL(size_t, RegexTableIndex, Comparison);
+AK_TYPEDEF_DISTINCT_NUMERIC_GENERAL(u32, RegexTableIndex, Comparison);
 
 struct ParsedRegex {
     regex::Parser::Result regex;