diff --git a/clean_files.txt b/clean_files.txt
index e030ea4d..3b24f975 100644
--- a/clean_files.txt
+++ b/clean_files.txt
@@ -70,3 +70,6 @@ completion/available/vuejs.completion.bash
 aliases/available/dnf.aliases.bash
 aliases/available/vim.aliases.bash
 aliases/available/git.aliases.bash
+
+# vendor init files
+vendor/init.d
diff --git a/vendor/init.d/preexec.bash b/vendor/init.d/preexec.bash
index f8140afc..296b478a 100644
--- a/vendor/init.d/preexec.bash
+++ b/vendor/init.d/preexec.bash
@@ -1 +1,3 @@
-source ${BASH_IT}/vendor/github.com/rcaloras/bash-preexec/bash-preexec.sh
+# shellcheck shell=bash
+# shellcheck disable=1090
+source "${BASH_IT}"/vendor/github.com/rcaloras/bash-preexec/bash-preexec.sh