diff --git a/shtab/__init__.py b/shtab/__init__.py
index 7505fd7..45a13a2 100644
--- a/shtab/__init__.py
+++ b/shtab/__init__.py
@@ -352,7 +352,7 @@ def complete_bash(parser, root_prefix=None, preamble="", choice_functions=None):
   local current_action_compgen_var=${current_action}_COMPGEN
   current_action_compgen="${!current_action_compgen_var}"
 
-  local current_action_choices_var="${current_action}_choices"
+  local current_action_choices_var="${current_action}_choices[@]"
   current_action_choices="${!current_action_choices_var}"
 
   local current_action_nargs_var="${current_action}_nargs"
@@ -420,8 +420,7 @@ def complete_bash(parser, root_prefix=None, preamble="", choice_functions=None):
     COMPREPLY=( $(compgen -W "${current_option_strings[*]}" -- "${completing_word}") )
   else
     # use choices & compgen
-    local IFS=$'\\n'
-    COMPREPLY=( $(compgen -W "${current_action_choices}" -- "${completing_word}") \\
+    COMPREPLY=( $(compgen -W "${current_action_choices[*]}" -- "${completing_word}") \\
                 $([ -n "${current_action_compgen}" ] \\
                   && "${current_action_compgen}" "${completing_word}") )
   fi