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-rw-r--r--include/ruby/encoding.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/ruby/encoding.h b/include/ruby/encoding.h
index dc9b97439f..100e356218 100644
--- a/include/ruby/encoding.h
+++ b/include/ruby/encoding.h
@@ -120,7 +120,7 @@ int rb_enc_precise_mbclen(const char *p, const char *e, rb_encoding *enc);
int rb_enc_ascget(const char *p, const char *e, int *len, rb_encoding *enc);
/* -> code or raise exception */
-int rb_enc_codepoint(const char *p, const char *e, rb_encoding *enc);
+unsigned int rb_enc_codepoint(const char *p, const char *e, rb_encoding *enc);
#define rb_enc_mbc_to_codepoint(p, e, enc) ONIGENC_MBC_TO_CODE(enc,(UChar*)(p),(UChar*)(e))
/* -> codelen>0 or raise exception */