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-rw-r--r--secure/lib/libcipher/cipher.33
1 files changed, 2 insertions, 1 deletions
diff --git a/secure/lib/libcipher/cipher.3 b/secure/lib/libcipher/cipher.3
index d361dd3..a8dfab3 100644
--- a/secure/lib/libcipher/cipher.3
+++ b/secure/lib/libcipher/cipher.3
@@ -43,8 +43,9 @@
.Sh LIBRARY
.Lb libcipher
.Sh SYNOPSIS
+.Fd #include <unistd.h>
.Ft int
-.Fn setkey "char *key"
+.Fn setkey "const char *key"
.Ft int
.Fn encrypt "char *block" "int flag"
.Ft int
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