diff --git a/lib/db/api.js b/lib/db/api.js
index 50c2f1dc..a4e11931 100644
--- a/lib/db/api.js
+++ b/lib/db/api.js
@@ -62,6 +62,7 @@ module.exports.saveDeviceIdentity = function(serial, identity) {
   return db.run(r.table('devices').get(serial).update({
     platform: identity.platform
   , manufacturer: identity.manufacturer
+  , operator: identity.operator
   , model: identity.model
   , version: identity.version
   , abi: identity.abi
diff --git a/lib/util/devutil.js b/lib/util/devutil.js
index dae742c1..24680444 100644
--- a/lib/util/devutil.js
+++ b/lib/util/devutil.js
@@ -173,6 +173,7 @@ devutil.makeIdentity = function(serial, properties) {
   var model = properties['ro.product.model']
     , brand = properties['ro.product.brand']
     , manufacturer = properties['ro.product.manufacturer']
+    , operator = properties['gsm.sim.operator.alpha']
     , version = properties['ro.build.version.release']
     , sdk = properties['ro.build.version.sdk']
     , abi = properties['ro.product.cpu.abi']
@@ -194,6 +195,7 @@ devutil.makeIdentity = function(serial, properties) {
     serial: serial
   , platform: devutil.platform('android')
   , manufacturer: devutil.manufacturer(manufacturer)
+  , operator: operator
   , model: model
   , version: version
   , abi: abi
diff --git a/lib/util/wireutil.js b/lib/util/wireutil.js
index 446eb09e..53d63794 100644
--- a/lib/util/wireutil.js
+++ b/lib/util/wireutil.js
@@ -68,6 +68,7 @@ module.exports = function(wire) {
         serial
       , identity.platform
       , identity.manufacturer
+      , identity.operator
       , identity.model
       , identity.version
       , identity.abi
diff --git a/lib/wire/wire.proto b/lib/wire/wire.proto
index a5ec7cdd..d8195883 100644
--- a/lib/wire/wire.proto
+++ b/lib/wire/wire.proto
@@ -114,11 +114,12 @@ message DeviceIdentityMessage {
   required string serial = 1;
   required DevicePlatform platform = 2;
   required DeviceManufacturer manufacturer = 3;
-  required string model = 4;
-  required string version = 5;
-  required string abi = 6;
-  required string sdk = 7;
-  required DeviceDisplayMessage display = 8;
+  required string operator = 4;
+  required string model = 5;
+  required string version = 6;
+  required string abi = 7;
+  required string sdk = 8;
+  required DeviceDisplayMessage display = 9;
 }
 
 message DeviceProperty {