diff --git a/CMakeLists.txt b/CMakeLists.txt
index a2a37a12c..e37c460c4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -40,8 +40,8 @@ message(STATUS "\n\n-- ====== Finding Dependencies ======")
 #--------------------------------------
 # Find Protobuf
 gz_find_package(GzProtobuf
-                 REQUIRED
-                 PRETTY Protobuf)
+                REQUIRED
+                PRETTY Protobuf)
 
 #--------------------------------------
 # Find ZeroMQ
diff --git a/include/gz/transport/Discovery.hh b/include/gz/transport/Discovery.hh
index 2226f990b..0bdba8606 100644
--- a/include/gz/transport/Discovery.hh
+++ b/include/gz/transport/Discovery.hh
@@ -807,7 +807,7 @@ namespace gz
         sockaddr_in clntAddr;
         socklen_t addrLen = sizeof(clntAddr);
 
-        int32_t received = recvfrom(this->sockets.at(0),
+        int64_t received = recvfrom(this->sockets.at(0),
               reinterpret_cast<raw_type *>(rcvStr),
               this->kMaxRcvStr, 0,
               reinterpret_cast<sockaddr *>(&clntAddr),