diff --git a/occ_dbus.cpp b/occ_dbus.cpp
index 62ae23f..96d4554 100644
--- a/occ_dbus.cpp
+++ b/occ_dbus.cpp
@@ -172,7 +172,8 @@
     throw std::invalid_argument("Failed to get OperationalStatus property.");
 }
 
-void OccDBusSensors::setChassisAssociation(const std::string& path)
+void OccDBusSensors::setChassisAssociation(
+    const std::string& path, const std::vector<std::string>& fTypes)
 {
     using AssociationsEntry = std::tuple<std::string, std::string, std::string>;
     using AssociationsProperty = std::vector<AssociationsEntry>;
@@ -184,8 +185,11 @@
         chassisPath = getChassisPath();
     }
 
-    AssociationsProperty associations{
-        AssociationsEntry{"chassis", "all_sensors", chassisPath}};
+    AssociationsProperty associations;
+    for (const auto& fType : fTypes)
+    {
+        associations.emplace_back("chassis", fType, chassisPath);
+    }
     PropVariant value{std::move(associations)};
 
     std::map<std::string, PropVariant> properties;
diff --git a/occ_dbus.hpp b/occ_dbus.hpp
index f20ffc3..595cf5f 100644
--- a/occ_dbus.hpp
+++ b/occ_dbus.hpp
@@ -139,9 +139,11 @@
 
     /** @brief Set the association to the chassis
      *
-     *  @param[in] path   - The object path
+     *  @param[in] path        - The object path
+     *  @param[in] fType       - vector of forward types
      */
-    void setChassisAssociation(const std::string& path);
+    void setChassisAssociation(const std::string& path,
+                               const std::vector<std::string>& fTypes);
 
     /** @brief Set the value of the DVFS temp sensor
      *
diff --git a/occ_manager.cpp b/occ_manager.cpp
index 308c67e..7823111 100644
--- a/occ_manager.cpp
+++ b/occ_manager.cpp
@@ -1186,7 +1186,7 @@
         if (existingSensors.find(objectPath) == existingSensors.end())
         {
             dbus::OccDBusSensors::getOccDBus().setChassisAssociation(
-                objectPath);
+                objectPath, {"all_sensors"});
         }
 
         existingSensors[objectPath] = occInstance;
@@ -1290,8 +1290,15 @@
 
         if (existingSensors.find(sensorPath) == existingSensors.end())
         {
+            std::vector<int> occs;
+            std::vector<std::string> fTypeList = {"all_sensors"};
+            if (iter->second == "total_power")
+            {
+                // Total system power has its own chassis association
+                fTypeList.push_back("total_power");
+            }
             dbus::OccDBusSensors::getOccDBus().setChassisAssociation(
-                sensorPath);
+                sensorPath, fTypeList);
         }
 
         existingSensors[sensorPath] = id;