diff --git a/usr.bin/brandelf/brandelf.c b/usr.bin/brandelf/brandelf.c
index 4d5fcf678ee6..505bd09f39d7 100644
--- a/usr.bin/brandelf/brandelf.c
+++ b/usr.bin/brandelf/brandelf.c
@@ -135,7 +135,7 @@ main(int argc, char **argv)
 
 	fa = fileargs_init(argc, argv, flags, 0, &rights, FA_OPEN);
 	if (fa == NULL)
-		errx(1, "unable to init casper");
+		err(1, "unable to init casper");
 
 	caph_cache_catpages();
 	if (caph_limit_stdio() < 0 || caph_enter_casper() < 0)
diff --git a/usr.bin/head/head.c b/usr.bin/head/head.c
index a06899f1ddd2..0226dd96d9a6 100644
--- a/usr.bin/head/head.c
+++ b/usr.bin/head/head.c
@@ -117,7 +117,7 @@ main(int argc, char *argv[])
 	fa = fileargs_init(argc, argv, O_RDONLY, 0,
 	    cap_rights_init(&rights, CAP_READ, CAP_FSTAT, CAP_FCNTL), FA_OPEN);
 	if (fa == NULL)
-		errx(1, "unable to init casper");
+		err(1, "unable to init casper");
 
 	caph_cache_catpages();
 	if (caph_limit_stdio() < 0 || caph_enter_casper() < 0)
diff --git a/usr.bin/tail/tail.c b/usr.bin/tail/tail.c
index abbe715e0496..42bf547538f6 100644
--- a/usr.bin/tail/tail.c
+++ b/usr.bin/tail/tail.c
@@ -169,7 +169,7 @@ main(int argc, char *argv[])
 
 	fa = fileargs_init(argc, argv, O_RDONLY, 0, &rights, FA_OPEN);
 	if (fa == NULL)
-		errx(1, "unable to init casper");
+		err(1, "unable to init casper");
 
 	caph_cache_catpages();
 	if (caph_enter_casper() < 0)