diff --git a/scripts/navigate_bash_setup.sh b/scripts/navigate_bash_setup.sh
index b0d7f2d..4e12a33 100644
--- a/scripts/navigate_bash_setup.sh
+++ b/scripts/navigate_bash_setup.sh
@@ -33,10 +33,12 @@ function navconfig {
 function _book {
     CURRENT_WORD=${COMP_WORDS[COMP_CWORD]}
     if [[ COMP_CWORD -eq 1 ]]; then
-        BOOKMARKS="add remove $(__call_navigate bookmark completions)"
+        BOOKMARKS="add remove clean $(__call_navigate bookmark completions)"
         COMPREPLY=($(compgen -W "${BOOKMARKS}" -- $CURRENT_WORD))
     elif [[ COMP_CWORD -eq 2 ]]; then
-        if [[ "${COMP_WORDS[1]}" = "remove" ]]; then
+        if [[ "${COMP_WORDS[1]}" = "clean" ]]; then
+            unset COMPREPLY
+        elif [[ "${COMP_WORDS[1]}" = "remove" ]]; then
             BOOKMARKS="$(__call_navigate bookmark completions)"
             COMPREPLY=($(compgen -W "${BOOKMARKS}" -- $CURRENT_WORD))
         fi