diff --git a/libexec/rbenv-exec b/libexec/rbenv-exec
index 5bd4e8c5..ca8d7755 100755
--- a/libexec/rbenv-exec
+++ b/libexec/rbenv-exec
@@ -12,7 +12,7 @@ shopt -s nullglob
 RBENV_EXEC_PLUGINS=(/etc/rbenv.d/exec/*.bash ${HOME}/.rbenv/rbenv.d/exec/*.bash)
 shopt -u nullglob
 
-for script in $RBENV_EXEC_PLUGINS; do
+for script in ${RBENV_EXEC_PLUGINS[@]}; do
   source $script
 done
 
diff --git a/libexec/rbenv-rehash b/libexec/rbenv-rehash
index 96305478..c57eab6d 100755
--- a/libexec/rbenv-rehash
+++ b/libexec/rbenv-rehash
@@ -23,6 +23,6 @@ shopt -s nullglob
 RBENV_REHASH_PLUGINS=(/etc/rbenv.d/rehash/*.bash ${HOME}/.rbenv/rbenv.d/rehash/*.bash)
 shopt -u nullglob
 
-for script in $RBENV_REHASH_PLUGINS; do
+for script in ${RBENV_REHASH_PLUGINS[@]}; do
   source $script
 done
diff --git a/libexec/rbenv-which b/libexec/rbenv-which
index 34ea534e..74572f47 100755
--- a/libexec/rbenv-which
+++ b/libexec/rbenv-which
@@ -8,7 +8,7 @@ shopt -s nullglob
 RBENV_WHICH_PLUGINS=(/etc/rbenv.d/which/*.bash ${HOME}/.rbenv/rbenv.d/which/*.bash)
 shopt -u nullglob
 
-for script in $RBENV_WHICH_PLUGINS; do
+for script in ${RBENV_WHICH_PLUGINS[@]}; do
   source $script
 done