diff --git a/pkg/pb/overlay.pb.go b/pkg/pb/overlay.pb.go
index 2fa05521b..d56ae3c58 100644
--- a/pkg/pb/overlay.pb.go
+++ b/pkg/pb/overlay.pb.go
@@ -83,13 +83,14 @@ func (Restriction_Operand) EnumDescriptor() ([]byte, []int) {
 }
 
 type QueryRequest struct {
-	Sender               *Node    `protobuf:"bytes,1,opt,name=sender,proto3" json:"sender,omitempty"`
-	Target               *Node    `protobuf:"bytes,2,opt,name=target,proto3" json:"target,omitempty"`
-	Limit                int64    `protobuf:"varint,3,opt,name=limit,proto3" json:"limit,omitempty"`
-	Pingback             bool     `protobuf:"varint,4,opt,name=pingback,proto3" json:"pingback,omitempty"`
-	XXX_NoUnkeyedLiteral struct{} `json:"-"`
-	XXX_unrecognized     []byte   `json:"-"`
-	XXX_sizecache        int32    `json:"-"`
+	Sender               *Node      `protobuf:"bytes,1,opt,name=sender,proto3" json:"sender,omitempty"`
+	Target               *Node      `protobuf:"bytes,2,opt,name=target,proto3" json:"target,omitempty"`
+	Limit                int64      `protobuf:"varint,3,opt,name=limit,proto3" json:"limit,omitempty"`
+	Pingback             bool       `protobuf:"varint,4,opt,name=pingback,proto3" json:"pingback,omitempty"`
+	Vouchers             []*Voucher `protobuf:"bytes,5,rep,name=vouchers,proto3" json:"vouchers,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}   `json:"-"`
+	XXX_unrecognized     []byte     `json:"-"`
+	XXX_sizecache        int32      `json:"-"`
 }
 
 func (m *QueryRequest) Reset()         { *m = QueryRequest{} }
@@ -144,6 +145,13 @@ func (m *QueryRequest) GetPingback() bool {
 	return false
 }
 
+func (m *QueryRequest) GetVouchers() []*Voucher {
+	if m != nil {
+		return m.Vouchers
+	}
+	return nil
+}
+
 type QueryResponse struct {
 	Sender               *Node    `protobuf:"bytes,1,opt,name=sender,proto3" json:"sender,omitempty"`
 	Response             []*Node  `protobuf:"bytes,2,rep,name=response,proto3" json:"response,omitempty"`
@@ -412,38 +420,40 @@ func init() {
 func init() { proto.RegisterFile("overlay.proto", fileDescriptor_61fc82527fbe24ad) }
 
 var fileDescriptor_61fc82527fbe24ad = []byte{
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+	// 518 bytes of a gzipped FileDescriptorProto
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+	0xad, 0x04, 0x05, 0x04, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
diff --git a/pkg/pb/overlay.proto b/pkg/pb/overlay.proto
index b39019a38..124e11e03 100644
--- a/pkg/pb/overlay.proto
+++ b/pkg/pb/overlay.proto
@@ -6,6 +6,7 @@ option go_package = "pb";
 
 import "gogo.proto";
 import "node.proto";
+import "vouchers.proto";
 
 package overlay;
 
@@ -20,6 +21,7 @@ message QueryRequest {
     node.Node target = 2;
     int64 limit = 3;
     bool pingback = 4;
+    repeated vouchers.Voucher vouchers = 5;
 }
 
 message QueryResponse {
diff --git a/proto.lock b/proto.lock
index 83cadc3ad..848dbf94a 100644
--- a/proto.lock
+++ b/proto.lock
@@ -3297,6 +3297,12 @@
                 "id": 4,
                 "name": "pingback",
                 "type": "bool"
+              },
+              {
+                "id": 5,
+                "name": "vouchers",
+                "type": "vouchers.Voucher",
+                "is_repeated": true
               }
             ]
           },
@@ -3399,6 +3405,9 @@
           },
           {
             "path": "node.proto"
+          },
+          {
+            "path": "vouchers.proto"
           }
         ],
         "package": {