diff --git a/Documentation/dev-guide/apispec/swagger/rpc.swagger.json b/Documentation/dev-guide/apispec/swagger/rpc.swagger.json
index 12bf376f02e..a76c9d3a8b1 100644
--- a/Documentation/dev-guide/apispec/swagger/rpc.swagger.json
+++ b/Documentation/dev-guide/apispec/swagger/rpc.swagger.json
@@ -34,7 +34,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthenticateResponse"
             }
@@ -61,7 +61,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthDisableResponse"
             }
@@ -88,7 +88,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthEnableResponse"
             }
@@ -115,7 +115,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthRoleAddResponse"
             }
@@ -142,7 +142,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthRoleDeleteResponse"
             }
@@ -169,7 +169,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthRoleGetResponse"
             }
@@ -196,7 +196,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthRoleGrantPermissionResponse"
             }
@@ -223,7 +223,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthRoleListResponse"
             }
@@ -250,7 +250,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthRoleRevokePermissionResponse"
             }
@@ -277,7 +277,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthUserAddResponse"
             }
@@ -304,7 +304,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthUserChangePasswordResponse"
             }
@@ -331,7 +331,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthUserDeleteResponse"
             }
@@ -358,7 +358,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthUserGetResponse"
             }
@@ -385,7 +385,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthUserGrantRoleResponse"
             }
@@ -412,7 +412,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthUserListResponse"
             }
@@ -439,7 +439,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAuthUserRevokeRoleResponse"
             }
@@ -466,7 +466,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbMemberAddResponse"
             }
@@ -493,7 +493,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbMemberListResponse"
             }
@@ -520,7 +520,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbMemberRemoveResponse"
             }
@@ -547,7 +547,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbMemberUpdateResponse"
             }
@@ -574,7 +574,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbCompactionResponse"
             }
@@ -601,7 +601,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbDeleteRangeResponse"
             }
@@ -628,7 +628,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbLeaseLeasesResponse"
             }
@@ -655,7 +655,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbLeaseRevokeResponse"
             }
@@ -682,7 +682,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbLeaseTimeToLiveResponse"
             }
@@ -709,7 +709,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbPutResponse"
             }
@@ -736,7 +736,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbRangeResponse"
             }
@@ -763,7 +763,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbTxnResponse"
             }
@@ -790,7 +790,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbLeaseGrantResponse"
             }
@@ -807,7 +807,7 @@
         "operationId": "LeaseKeepAlive",
         "parameters": [
           {
-            "description": "(streaming inputs)",
+            "description": " (streaming inputs)",
             "name": "body",
             "in": "body",
             "required": true,
@@ -818,7 +818,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(streaming responses)",
+            "description": "A successful response.(streaming responses)",
             "schema": {
               "$ref": "#/definitions/etcdserverpbLeaseKeepAliveResponse"
             }
@@ -845,7 +845,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbLeaseLeasesResponse"
             }
@@ -872,7 +872,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbLeaseRevokeResponse"
             }
@@ -899,7 +899,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbLeaseTimeToLiveResponse"
             }
@@ -926,7 +926,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbAlarmResponse"
             }
@@ -953,7 +953,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbDefragmentResponse"
             }
@@ -980,7 +980,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbHashKVResponse"
             }
@@ -1007,7 +1007,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(streaming responses)",
+            "description": "A successful response.(streaming responses)",
             "schema": {
               "$ref": "#/definitions/etcdserverpbSnapshotResponse"
             }
@@ -1034,7 +1034,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbStatusResponse"
             }
@@ -1061,7 +1061,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(empty)",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/etcdserverpbMoveLeaderResponse"
             }
@@ -1078,7 +1078,7 @@
         "operationId": "Watch",
         "parameters": [
           {
-            "description": "(streaming inputs)",
+            "description": " (streaming inputs)",
             "name": "body",
             "in": "body",
             "required": true,
@@ -1089,7 +1089,7 @@
         ],
         "responses": {
           "200": {
-            "description": "(streaming responses)",
+            "description": "A successful response.(streaming responses)",
             "schema": {
               "$ref": "#/definitions/etcdserverpbWatchResponse"
             }
diff --git a/Documentation/dev-guide/apispec/swagger/v3election.swagger.json b/Documentation/dev-guide/apispec/swagger/v3election.swagger.json
index 1ba015eb6be..b0d33ad080b 100644
--- a/Documentation/dev-guide/apispec/swagger/v3election.swagger.json
+++ b/Documentation/dev-guide/apispec/swagger/v3election.swagger.json
@@ -21,7 +21,7 @@
         "operationId": "Campaign",
         "responses": {
           "200": {
-            "description": "",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/v3electionpbCampaignResponse"
             }
@@ -48,7 +48,7 @@
         "operationId": "Leader",
         "responses": {
           "200": {
-            "description": "",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/v3electionpbLeaderResponse"
             }
@@ -75,7 +75,7 @@
         "operationId": "Observe",
         "responses": {
           "200": {
-            "description": "(streaming responses)",
+            "description": "A successful response.(streaming responses)",
             "schema": {
               "$ref": "#/definitions/v3electionpbLeaderResponse"
             }
@@ -102,7 +102,7 @@
         "operationId": "Proclaim",
         "responses": {
           "200": {
-            "description": "",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/v3electionpbProclaimResponse"
             }
@@ -129,7 +129,7 @@
         "operationId": "Resign",
         "responses": {
           "200": {
-            "description": "",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/v3electionpbResignResponse"
             }
diff --git a/Documentation/dev-guide/apispec/swagger/v3lock.swagger.json b/Documentation/dev-guide/apispec/swagger/v3lock.swagger.json
index 79212db0c8b..45a8261507b 100644
--- a/Documentation/dev-guide/apispec/swagger/v3lock.swagger.json
+++ b/Documentation/dev-guide/apispec/swagger/v3lock.swagger.json
@@ -21,7 +21,7 @@
         "operationId": "Lock",
         "responses": {
           "200": {
-            "description": "",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/v3lockpbLockResponse"
             }
@@ -48,7 +48,7 @@
         "operationId": "Unlock",
         "responses": {
           "200": {
-            "description": "",
+            "description": "A successful response.",
             "schema": {
               "$ref": "#/definitions/v3lockpbUnlockResponse"
             }
diff --git a/scripts/genproto.sh b/scripts/genproto.sh
index 1f4e732a5c5..3ec9c77c23a 100755
--- a/scripts/genproto.sh
+++ b/scripts/genproto.sh
@@ -10,14 +10,17 @@ if ! [[ "$0" =~ scripts/genproto.sh ]]; then
 	exit 255
 fi
 
-if [[ $(protoc --version | cut -f2 -d' ') != "3.6.0" ]]; then
-	echo "could not find protoc 3.6.0, is it installed + in PATH?"
+if [[ $(protoc --version | cut -f2 -d' ') != "3.6.1" ]]; then
+	echo "could not find protoc 3.6.1, is it installed + in PATH?"
 	exit 255
 fi
 
 # directories containing protos to be built
 DIRS="./wal/walpb ./etcdserver/etcdserverpb ./etcdserver/api/snap/snappb ./raft/raftpb ./mvcc/mvccpb ./lease/leasepb ./auth/authpb ./etcdserver/api/v3lock/v3lockpb ./etcdserver/api/v3election/v3electionpb"
 
+# disable go mod
+export GO111MODULE=off
+
 # exact version of packages to build
 GOGO_PROTO_SHA="1adfc126b41513cc696b209667c8656ea7aac67c"
 GRPC_GATEWAY_SHA="92583770e3f01b09a0d3e9bdf64321d8bebd48f2"