diff --git a/sha256.c b/sha256.c
index 8355140b70d353a2c7d04fc07ba3160432a610f5..2cf7071dd3e67b2ed0d1843b2a581f0b38aed1ee 100644
--- a/sha256.c
+++ b/sha256.c
@@ -1,4 +1,4 @@
-/* sha256.h
+/* sha256.c
  *
  * The sha256 hash function.
  *