1 files changed, 1 insertions, 1 deletions
diff --git a/src/cmp.c b/src/cmp.c
index 0b9c710..04638e3 100644
--- a/src/cmp.c
+++ b/src/cmp.c
@@ -1,4 +1,4 @@
-/* cmp - compare two files byte by byte
+/* GNU cmp - compare two files byte by byte
 
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    2015-2018 Free Software Foundation, Inc.