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-rw-r--r--io_buffer.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/io_buffer.c b/io_buffer.c
index d9a9f40bd7..7039ef71b8 100644
--- a/io_buffer.c
+++ b/io_buffer.c
@@ -680,10 +680,10 @@ io_buffer_hexdump(VALUE string, size_t width, char *base, size_t size, int first
for (size_t offset = 0; offset < size; offset += width) {
memset(text, '\0', width);
if (first) {
- rb_str_catf(string, "0x%08zx ", offset);
+ rb_str_catf(string, "0x%08" PRIxSIZE " ", offset);
first = 0;
} else {
- rb_str_catf(string, "\n0x%08zx ", offset);
+ rb_str_catf(string, "\n0x%08" PRIxSIZE " ", offset);
}
for (size_t i = 0; i < width; i += 1) {