diff --git a/bin/banana b/bin/banana
index e69ee35..5a32a92 100755
--- a/bin/banana
+++ b/bin/banana
@@ -1,4 +1,5 @@
 #!/bin/bash -e
+# shellcheck disable=SC2034
 
 DBUS_SESSION_BUS_ADDRESS= # https://wiki.archlinux.org/title/Podman#Permission_denied:_OCI_permission_denied
 CRI=(podman)
diff --git a/bin/dkprune b/bin/dkprune
index e9a78c0..de9d08e 100755
--- a/bin/dkprune
+++ b/bin/dkprune
@@ -73,7 +73,7 @@ while getopts hcCviInar o; do
             IMG_OPT='-a'
             ;;
         r)
-            exec sudo -- "$0" "$(sed 's/r//' <<< "${@:1}")"
+            echo exec sudo -- "$0" "${@/r/}"
             ;;
         *)
             exit 1
diff --git a/bin/epitest b/bin/epitest
index 78c33f9..facff5f 100755
--- a/bin/epitest
+++ b/bin/epitest
@@ -1,4 +1,5 @@
 #!/bin/bash -e
+# shellcheck disable=SC2034
 
 DBUS_SESSION_BUS_ADDRESS= # https://wiki.archlinux.org/title/Podman#Permission_denied:_OCI_permission_denied
 CRI=(podman)