1 files changed, 5 insertions, 0 deletions

diff --git a/include/usage.h b/include/usage.h
index d458936ca..3edb0f7ca 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -224,6 +224,11 @@
 #define chvt_full_usage \
         "Changes the foreground virtual terminal to /dev/ttyN"
 
+#define cksum_trivial_usage \
+        "FILES..."
+#define cksum_full_usage \
+        "Calculates the CRC32 checksums of FILES."
+
 #define clear_trivial_usage \
         ""
 #define clear_full_usage \