diff --git a/pid/builder.cpp b/pid/builder.cpp
index 706585a..505ca98 100644
--- a/pid/builder.cpp
+++ b/pid/builder.cpp
@@ -46,7 +46,7 @@
 
 std::unordered_map<int64_t, std::shared_ptr<ZoneInterface>>
     buildZones(const std::map<int64_t, conf::PIDConf>& zonePids,
-               std::map<int64_t, struct conf::ZoneConfig>& zoneConfigs,
+               std::map<int64_t, conf::ZoneConfig>& zoneConfigs,
                SensorManager& mgr, sdbusplus::bus::bus& modeControlBus)
 {
     std::unordered_map<int64_t, std::shared_ptr<ZoneInterface>> zones;
diff --git a/pid/builder.hpp b/pid/builder.hpp
index c07de74..5f03400 100644
--- a/pid/builder.hpp
+++ b/pid/builder.hpp
@@ -14,7 +14,7 @@
 
 std::unordered_map<int64_t, std::shared_ptr<ZoneInterface>>
     buildZones(const std::map<int64_t, conf::PIDConf>& zonePids,
-               std::map<int64_t, struct conf::ZoneConfig>& zoneConfigs,
+               std::map<int64_t, conf::ZoneConfig>& zoneConfigs,
                SensorManager& mgr, sdbusplus::bus::bus& modeControlBus);
 
 }
diff --git a/pid/buildjson.cpp b/pid/buildjson.cpp
index c178293..e078fdb 100644
--- a/pid/buildjson.cpp
+++ b/pid/buildjson.cpp
@@ -118,14 +118,13 @@
 }
 } // namespace conf
 
-std::pair<std::map<int64_t, conf::PIDConf>,
-          std::map<int64_t, struct conf::ZoneConfig>>
+std::pair<std::map<int64_t, conf::PIDConf>, std::map<int64_t, conf::ZoneConfig>>
     buildPIDsFromJson(const json& data)
 {
     // zone -> pids
     std::map<int64_t, conf::PIDConf> pidConfig;
     // zone -> configs
-    std::map<int64_t, struct conf::ZoneConfig> zoneConfig;
+    std::map<int64_t, conf::ZoneConfig> zoneConfig;
 
     /* TODO: if zones is empty, that's invalid. */
     auto zones = data["zones"];
@@ -133,7 +132,7 @@
     {
         int64_t id;
         conf::PIDConf thisZone;
-        struct conf::ZoneConfig thisZoneConfig;
+        conf::ZoneConfig thisZoneConfig;
 
         /* TODO: using at() throws a specific exception we can catch */
         id = zone["id"];
diff --git a/pid/buildjson.hpp b/pid/buildjson.hpp
index 5489c5a..56267fa 100644
--- a/pid/buildjson.hpp
+++ b/pid/buildjson.hpp
@@ -18,8 +18,7 @@
  * @param[in] data - the json data
  * @return the pidConfig, and the zoneConfig
  */
-std::pair<std::map<int64_t, conf::PIDConf>,
-          std::map<int64_t, struct conf::ZoneConfig>>
+std::pair<std::map<int64_t, conf::PIDConf>, std::map<int64_t, conf::ZoneConfig>>
     buildPIDsFromJson(const json& data);
 
 } // namespace pid_control