1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 007ad42..8981243 100644
--- a/Makefile
+++ b/Makefile
@@ -20,7 +20,7 @@ BIN =\
 	shake512sum
 
 MAN1 = $(BIN:=.1)
-HDR = common.h
+HDR = arg.h common.h
 
 keccak-224sum = Keccak-224
 keccak-256sum = Keccak-256