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-rw-r--r--src/regex/tre.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/regex/tre.h b/src/regex/tre.h
index d6e1c2a7..f4e5ab12 100644
--- a/src/regex/tre.h
+++ b/src/regex/tre.h
@@ -50,7 +50,7 @@ typedef wchar_t tre_char_t;
/* Wide characters. */
typedef wint_t tre_cint_t;
-#define TRE_CHAR_MAX WCHAR_MAX
+#define TRE_CHAR_MAX 0x10ffff
#define tre_isalnum iswalnum
#define tre_isalpha iswalpha