diff --git a/src/uvw/udp.hpp b/src/uvw/udp.hpp
index 8d8961b8..72ec0ef9 100644
--- a/src/uvw/udp.hpp
+++ b/src/uvw/udp.hpp
@@ -107,7 +107,7 @@ class UDPHandle final: public Handle<UDPHandle, uv_udp_t> {
 
         if(nread > 0) {
             // data available (can be truncated)
-            udp.publish(UDPDataEvent{details::address<I>(aptr), std::move(data), static_cast<std::size_t>(nread), static_cast<bool>(flags & UV_UDP_PARTIAL)});
+            udp.publish(UDPDataEvent{details::address<I>(aptr), std::move(data), static_cast<std::size_t>(nread), !(0 == (flags & UV_UDP_PARTIAL))});
         } else if(nread == 0 && addr == nullptr) {
             // no more data to be read, doing nothing is fine
         } else if(nread == 0 && addr != nullptr) {
diff --git a/test/uvw/file_req.cpp b/test/uvw/file_req.cpp
index 936d8f8d..15edc70e 100644
--- a/test/uvw/file_req.cpp
+++ b/test/uvw/file_req.cpp
@@ -534,7 +534,9 @@ TEST(FileReq, Chown) {
     });
 
     request->on<uvw::FsEvent<uvw::FileReq::Type::FSTAT>>([](const auto &event, auto &req) {
-        req.chown(event.stat.st_uid, event.stat.st_gid);
+        auto uid = static_cast<uvw::Uid>(event.stat.st_uid);
+        auto gid = static_cast<uvw::Uid>(event.stat.st_gid);
+        req.chown(uid, gid);
     });
 
     request->on<uvw::FsEvent<uvw::FileReq::Type::OPEN>>([](const auto &, auto &req) {
@@ -560,7 +562,9 @@ TEST(FileReq, ChownSync) {
     auto statR = request->statSync();
 
     ASSERT_TRUE(statR.first);
-    ASSERT_TRUE(request->chownSync(statR.second.st_uid, statR.second.st_gid));
+    auto uid = static_cast<uvw::Uid>(statR.second.st_uid);
+    auto gid = static_cast<uvw::Uid>(statR.second.st_gid);
+    ASSERT_TRUE(request->chownSync(uid, gid));
     ASSERT_TRUE(request->closeSync());
 
     loop->run();
diff --git a/test/uvw/fs_req.cpp b/test/uvw/fs_req.cpp
index 17d6a9bd..78b66838 100644
--- a/test/uvw/fs_req.cpp
+++ b/test/uvw/fs_req.cpp
@@ -665,7 +665,9 @@ TEST(FsReq, Chown) {
     });
 
     fsReq->on<uvw::FsEvent<uvw::FsReq::Type::STAT>>([&filename](const auto &event, auto &request) {
-        request.chown(filename, event.stat.st_uid, event.stat.st_gid);
+        auto uid = static_cast<uvw::Uid>(event.stat.st_uid);
+        auto gid = static_cast<uvw::Uid>(event.stat.st_gid);
+        request.chown(filename, uid, gid);
     });
 
     fileReq->on<uvw::FsEvent<uvw::FileReq::Type::CLOSE>>([&fsReq, &filename](const auto &, auto &) {
@@ -697,7 +699,9 @@ TEST(FsReq, ChownSync) {
     auto statR = fsReq->statSync(filename);
 
     ASSERT_TRUE(statR.first);
-    ASSERT_TRUE(fsReq->chownSync(filename, statR.second.st_uid, statR.second.st_gid));
+    auto uid = static_cast<uvw::Uid>(statR.second.st_uid);
+    auto gid = static_cast<uvw::Uid>(statR.second.st_gid);
+    ASSERT_TRUE(fsReq->chownSync(filename, uid, gid));
 
     loop->run();
 }