diff --git a/test/adapters/influxdb_test.rb b/test/adapters/influxdb_test.rb
index <HASH>..<HASH> 100644
--- a/test/adapters/influxdb_test.rb
+++ b/test/adapters/influxdb_test.rb
@@ -1,9 +1,5 @@
 require_relative "../test_helper"
 
-# USE blazer_test
-# DROP SERIES FROM items
-# INSERT items,hello=world value=1
-
 class InfluxdbTest < ActionDispatch::IntegrationTest
   include AdapterTest
 
@@ -11,6 +7,15 @@ class InfluxdbTest < ActionDispatch::IntegrationTest
     "influxdb"
   end
 
+  def setup
+    @@once ||= begin
+      client = InfluxDB::Client.new(url: "http://localhost:8086/blazer_test")
+      client.delete_series("items")
+      client.write_point("items", {values: {value: 1}, tags: {hello: "world"}, timestamp: 0})
+      true
+    end
+  end
+
   def test_run
     expected = [{"time" => "1970-01-01 00:00:00 UTC", "count_value" => "1"}]
     assert_result expected, "SELECT COUNT(*) FROM items WHERE hello = 'world'"
Improved InfluxDB test [skip ci]