diff --git a/paramecio2/tests/conftest.py b/paramecio2/tests/conftest.py
index e464f79..6064dfc 100644
--- a/paramecio2/tests/conftest.py
+++ b/paramecio2/tests/conftest.py
@@ -4,7 +4,7 @@ from paramecio2.libraries.db import corefields
 
 
 def pytest_addoption(parser):
-    parser.addoption("--mysql_host", action="store", default="host", help="MySQL host: default localhost")
+    parser.addoption("--mysql_host", action="store", default="localhost", help="MySQL host: default localhost")
     parser.addoption("--mysql_user", action="store", default="root", help="Mysql User for make the test: default root")
     parser.addoption("--mysql_password", action="store", default="", help="Mysql password for make the test: default empty value")
     parser.addoption("--mysql_db", action="store", default="test_paramecio_db", help="Mysql Database for execute the test: default test_paramecio_db")