diff --git a/proto b/proto
index 564292ee8..c92fafdf6 160000
--- a/proto
+++ b/proto
@@ -1 +1 @@
-Subproject commit 564292ee83bbd085d0c51a7f882d3a2aa305d6d6
+Subproject commit c92fafdf61b923618a5f671ff2fa5a4a9f8bd65c
diff --git a/src/mesh/generated/portnums.pb.h b/src/mesh/generated/portnums.pb.h
index 8d262c471..8f261c947 100644
--- a/src/mesh/generated/portnums.pb.h
+++ b/src/mesh/generated/portnums.pb.h
@@ -18,7 +18,7 @@ typedef enum _PortNum {
     PortNum_NODEINFO_APP = 4,
     PortNum_REPLY_APP = 32,
     PortNum_IP_TUNNEL_APP = 33,
-    PortNum_ENVIRONMENTAL_MEASUREMENT_APP = 34,
+    PortNum_ENVIRONMENTAL_MEASUREMENT_APP = 67,
     PortNum_SERIAL_APP = 64,
     PortNum_STORE_FORWARD_APP = 65,
     PortNum_RANGE_TEST_APP = 66,