diff --git a/f/ansible-vars.json b/f/ansible-vars.json
index a2576df9..1dfc1850 100644
--- a/f/ansible-vars.json
+++ b/f/ansible-vars.json
@@ -6,6 +6,7 @@
       "additionalProperties": false,
       "patternProperties": {
         "^(?!False|None|True|and|any_errors_fatal|as|assert|async|await|become|become_exe|become_flags|become_method|become_user|break|check_mode|class|collections|connection|continue|debugger|def|del|diff|elif|else|environment|except|fact_path|finally|for|force_handlers|from|gather_facts|gather_subset|gather_timeout|global|handlers|hosts|if|ignore_errors|ignore_unreachable|import|in|is|lambda|max_fail_percentage|module_defaults|name|no_log|nonlocal|not|or|order|pass|port|post_tasks|pre_tasks|raise|remote_user|return|roles|run_once|serial|strategy|tags|tasks|throttle|timeout|try|vars|vars_files|vars_prompt|while|with|yield)[a-zA-Z_][\\w]*$": {
+          "type": "string"
         }
       },
       "type": "object"
diff --git a/negative_test/playbooks/vars/asterisk.yml b/negative_test/playbooks/vars/asterisk.yml
index c884c762..9dd22002 100644
--- a/negative_test/playbooks/vars/asterisk.yml
+++ b/negative_test/playbooks/vars/asterisk.yml
@@ -1,3 +1,2 @@
 ---
 "*foo": ... # invalid var name
-