diff --git a/run_named-checkconf.sh b/run_named-checkconf.sh
new file mode 100755
index 0000000..36cf35a
--- /dev/null
+++ b/run_named-checkconf.sh
@@ -0,0 +1,4 @@
+#! /bin/bash
+[ -x "$(which docker 2>/dev/null)" ] && DOCKER=docker
+[ -x "$(which podman 2>/dev/null)" ] && DOCKER=podman
+$DOCKER exec bind9 named-checkconf "$@"
diff --git a/run_rndc.sh b/run_rndc.sh
index 8f1de2c..e3514ce 100755
--- a/run_rndc.sh
+++ b/run_rndc.sh
@@ -1,4 +1,4 @@
 #! /bin/bash
-[ -x "$(which docker)" ] && DOCKER=docker
-[ -x "$(which podman)" ] && DOCKER=podman
-$DOCKER exec bind9 rndc "$@"
\ No newline at end of file
+[ -x "$(which docker 2>/dev/null)" ] && DOCKER=docker
+[ -x "$(which podman 2>/dev/null)" ] && DOCKER=podman
+$DOCKER exec bind9 rndc "$@"