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-rw-r--r--ext/zlib/zlib.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index cfdc9a50f7..8f24b77d8f 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -465,7 +465,7 @@ rb_zlib_adler32_combine(VALUE klass, VALUE adler1, VALUE adler2, VALUE len2)
/*
* Document-method: Zlib.crc32
*
- * call-seq: Zlib.crc32(string, adler)
+ * call-seq: Zlib.crc32(string, crc)
*
* Calculates CRC checksum for +string+, and returns updated value of +crc+. If
* +string+ is omitted, it returns the CRC initial value. If +crc+ is omitted, it