diff --git a/phosphor-ldap-config/ldap_config.hpp b/phosphor-ldap-config/ldap_config.hpp
index d3fa604..768cf5f 100644
--- a/phosphor-ldap-config/ldap_config.hpp
+++ b/phosphor-ldap-config/ldap_config.hpp
@@ -32,7 +32,7 @@
     sdbusplus::server::object_t<ConfigIface, EnableIface, MapperIface>;
 using ObjectPath = sdbusplus::message::object_path;
 
-namespace sdbusRule = sdbusplus::bus::match::rules;
+namespace sdbus_rule = sdbusplus::bus::match::rules;
 
 class ConfigMgr;
 class MockConfigMgr;