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-rw-r--r--src/regext.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/regext.c b/src/regext.c
index 62a557c..996d043 100644
--- a/src/regext.c
+++ b/src/regext.c
@@ -95,7 +95,7 @@ static int
conv_encoding(OnigEncoding from, OnigEncoding to, const UChar* s, const UChar* end,
UChar** conv, UChar** conv_end)
{
- int len = end - s;
+ int len = (int )(end - s);
if (to == ONIG_ENCODING_UTF16_BE) {
if (from == ONIG_ENCODING_ASCII || from == ONIG_ENCODING_ISO_8859_1) {