diff --git a/meshtastic/admin.proto b/meshtastic/admin.proto
index ada357b..a34c4aa 100644
--- a/meshtastic/admin.proto
+++ b/meshtastic/admin.proto
@@ -635,4 +635,9 @@ message SEN5X_config {
     * Reference temperature in degC
     */
   optional float set_temperature = 1;
+
+  /*
+    * One-shot mode (true for low power - one-shot mode, false for normal - contionuous mode)
+    */
+  optional bool set_one_shot_mode = 2;
 }
\ No newline at end of file
diff --git a/meshtastic/telemetry.proto b/meshtastic/telemetry.proto
index 0789fc5..93e8f21 100644
--- a/meshtastic/telemetry.proto
+++ b/meshtastic/telemetry.proto
@@ -826,4 +826,9 @@ message SEN5XState {
    * Last VOC state validity flag for SEN5X
    */
   bool voc_valid = 5;
+
+  /*
+   * Config flag for one-shot mode (see admin.proto)
+   */
+  bool one_shot_mode = 6;
 }