diff --git a/completion/available/projects.completion.bash b/completion/available/projects.completion.bash
index 90735ee1..df4f5754 100644
--- a/completion/available/projects.completion.bash
+++ b/completion/available/projects.completion.bash
@@ -7,7 +7,7 @@ _is_function _rl_enabled ||
 _pj() {
   _is_function _init_completion || return
   _is_function _rl_enabled || return
-  [ -n "$PROJECT_PATHS" ] || return
+  [ -n "$BASH_IT_PROJECT_PATHS" ] || return
   shift
   [ "$1" == "open" ] && shift
 
@@ -21,7 +21,7 @@ _pj() {
   local -r mark_dirs=$(_rl_enabled mark-directories && echo y)
   local -r mark_symdirs=$(_rl_enabled mark-symlinked-directories && echo y)
 
-  for i in ${PROJECT_PATHS//:/$'\n'}; do
+  for i in ${BASH_IT_PROJECT_PATHS//:/$'\n'}; do
     # create an array of matched subdirs
     k="${#COMPREPLY[@]}"
     for j in $( compgen -d $i/$cur ); do