diff --git a/bin/setup-portzap b/bin/setup-portzap
index 92bd72e..b9cb2c1 100755
--- a/bin/setup-portzap
+++ b/bin/setup-portzap
@@ -4,7 +4,7 @@ set -e
 ##
 # variables
 localbase="${LOCALBASE:-$(realpath $(dirname $0)/..)}"
-libexec="${localbase}/libexec/portzap"
+libexec="${localbase}"/libexec/portzap
 conf=$(cat "${localbase}"/share/portzap/doas.conf)
 doas="${localbase}"/etc/doas.conf