diff --git a/meshtastic/mesh.proto b/meshtastic/mesh.proto
index 9f96aa5..e68c56b 100644
--- a/meshtastic/mesh.proto
+++ b/meshtastic/mesh.proto
@@ -774,6 +774,12 @@ enum HardwareModel {
    */
   THINKNODE_M5 = 107;
 
+  /*
+   * MeshSolar is an integrated power management and communication solution designed for outdoor low-power devices.
+   * https://heltec.org/project/meshsolar/
+   */
+  HELTEC_MESH_SOLAR = 108;
+
   /*
    * ------------------------------------------------------------------------------------------------------------------------------------------
    * Reserved ID For developing private Ports. These will show up in live traffic sparsely, so we can use a high number. Keep it within 8 bits.
diff --git a/meshtastic/module_config.proto b/meshtastic/module_config.proto
index 683ce9e..ca2469d 100644
--- a/meshtastic/module_config.proto
+++ b/meshtastic/module_config.proto
@@ -337,6 +337,9 @@ message ModuleConfig {
       // VE.Direct is a serial protocol used by Victron Energy products
       // https://beta.ivc.no/wiki/index.php/Victron_VE_Direct_DIY_Cable
       VE_DIRECT = 7;
+      //Used to configure and view some parameters of MeshSolar.
+      //https://heltec.org/project/meshsolar/
+      MS_CONFIG = 8;
     }
 
     /*