diff --git a/metropolis/proto/api/BUILD.bazel b/metropolis/proto/api/BUILD.bazel
index 6438ef7..8665c6d 100644
--- a/metropolis/proto/api/BUILD.bazel
+++ b/metropolis/proto/api/BUILD.bazel
@@ -13,7 +13,6 @@
         "RPC_REQUEST_STANDARD_NAME",  # TODO: evaluate correctness
         "RPC_RESPONSE_STANDARD_NAME",  # TODO: evaluate correctness
         "SERVICE_SUFFIX",  # TODO: evaluate correctness
-        "FIELD_LOWER_SNAKE_CASE",  # TODO: evaluate correctness
     ],
     protos = [":api_proto"],
     use_rules = [
diff --git a/metropolis/proto/api/management.proto b/metropolis/proto/api/management.proto
index 8275f43..8653c29 100644
--- a/metropolis/proto/api/management.proto
+++ b/metropolis/proto/api/management.proto
@@ -240,12 +240,12 @@
     string id = 4;
   }
 
-  // kubernetesController adjusts the appropriate role when set.
-  optional bool kubernetesWorker = 2;
-  // kubernetesController adjusts the appropriate role when set. Nodes performing
+  // kubernetes_worker adjusts the appropriate role when set.
+  optional bool kubernetes_worker = 2;
+  // kubernetes_controller adjusts the appropriate role when set. Nodes performing
   // this role must also be consensus members.
-  optional bool kubernetesController = 5;
-  optional bool consensusMember = 3;
+  optional bool kubernetes_controller = 5;
+  optional bool consensus_member = 3;
 }
 
 message UpdateNodeRolesResponse {
diff --git a/metropolis/proto/common/BUILD.bazel b/metropolis/proto/common/BUILD.bazel
index e34ae51..ec3fa68 100644
--- a/metropolis/proto/common/BUILD.bazel
+++ b/metropolis/proto/common/BUILD.bazel
@@ -9,7 +9,6 @@
         "PACKAGE_VERSION_SUFFIX",
         "ENUM_VALUE_PREFIX",  # TODO: evaluate correctness
         "ENUM_ZERO_VALUE_SUFFIX",  # TODO: evaluate correctness
-        "FIELD_LOWER_SNAKE_CASE",  # TODO: evaluate correctness
     ],
     protos = [":common_proto"],
     use_rules = [
diff --git a/metropolis/proto/common/common.proto b/metropolis/proto/common/common.proto
index 4580ef2..e7b1b96 100644
--- a/metropolis/proto/common/common.proto
+++ b/metropolis/proto/common/common.proto
@@ -54,8 +54,8 @@
         // watcher and curator.Watch.
         bytes initial_crl = 3;
         message Peer {
-            string Name = 1;
-            string URL = 2;
+            string name = 1;
+            string url = 2;
         }
         repeated Peer peers = 4;
     }