diff --git a/usr.bin/gzip/gzip.c b/usr.bin/gzip/gzip.c
index 886ff5b27..00cbd82d2 100644
--- a/usr.bin/gzip/gzip.c
+++ b/usr.bin/gzip/gzip.c
@@ -1278,7 +1278,11 @@ file_compress(char *file, char *outfile, size_t outsize)
 	if (osb.st_size != size) {
 		maybe_warnx("output file: %s wrong size (%" PRIdOFF
 				" != %" PRIdOFF "), deleting",
+#ifndef __minix
 				outfile, osb.st_size, size);
+#else
+				outfile, osb.st_size, (big_off_t)size);
+#endif
 		goto bad_outfile;
 	}
 
@@ -1557,7 +1561,11 @@ file_uncompress(char *file, char *outfile, size_t outsize)
 	if (osb.st_size != size) {
 		maybe_warnx("stat gave different size: %" PRIdOFF
 				" != %" PRIdOFF " (leaving original)",
+#ifndef __minix
 				size, osb.st_size);
+#else
+				(big_off_t)size, osb.st_size);
+#endif
 		close(ofd);
 		unlink(outfile);
 		return -1;