diff --git a/bindings/src/torrent/client_session.cc b/bindings/src/torrent/client_session.cc
index fa69577..ad6f6e6 100644
--- a/bindings/src/torrent/client_session.cc
+++ b/bindings/src/torrent/client_session.cc
@@ -85,7 +85,7 @@ Napi::Value Client::GetTorrentsList(const Napi::CallbackInfo& info) {
 Napi::Value Client::AddTorrent(const Napi::CallbackInfo& info) {
   Napi::Env env = info.Env();
 
-  int argc = info.Length();
+  size_t argc = info.Length();
   if (argc < 2 && !info[0].IsString() && !info[1].IsString()) {
     Napi::TypeError::New(env, "Not enough arguments provided.").ThrowAsJavaScriptException();
     return env.Null();
@@ -120,7 +120,7 @@ Napi::Value Client::AddTorrent(const Napi::CallbackInfo& info) {
 Napi::Value Client::RemoveTorrent(const Napi::CallbackInfo& info) {
   Napi::Env env = info.Env();
 
-  int argc = info.Length();
+  size_t argc = info.Length();
   if (argc < 1 && !info[0].IsNumber()) {
     Napi::TypeError::New(env, "Not enough arguments provided.").ThrowAsJavaScriptException();
     return env.Null();
@@ -141,7 +141,7 @@ Napi::Value Client::RemoveTorrent(const Napi::CallbackInfo& info) {
 Napi::Value Client::PauseTorrent(const Napi::CallbackInfo& info) {
   Napi::Env env = info.Env();
 
-  int argc = info.Length();
+  size_t argc = info.Length();
   if (argc < 1 && !info[0].IsNumber()) {
     Napi::TypeError::New(env, "Not enough arguments provided.").ThrowAsJavaScriptException();
     return env.Null();
@@ -161,7 +161,7 @@ Napi::Value Client::PauseTorrent(const Napi::CallbackInfo& info) {
 Napi::Value Client::ResumeTorrent(const Napi::CallbackInfo& info) {
   Napi::Env env = info.Env();
 
-  int argc = info.Length();
+  size_t argc = info.Length();
   if (argc < 1 && !info[0].IsNumber()) {
     Napi::TypeError::New(env, "Not enough arguments provided.").ThrowAsJavaScriptException();
     return env.Null();
diff --git a/bindings/src/torrent/client_session.h b/bindings/src/torrent/client_session.h
index c14be48..b85210b 100644
--- a/bindings/src/torrent/client_session.h
+++ b/bindings/src/torrent/client_session.h
@@ -15,6 +15,12 @@
 #ifndef BINDINGS_SRC_TORRENT_CLIENT_SESSION_H_
 #define BINDINGS_SRC_TORRENT_CLIENT_SESSION_H_
 
+#if defined(WIN32) || defined(_WIN32) || defined(__WIN32) && !defined(__CYGWIN__)
+// Windows 10, Needed by Boost
+#define WINVER 0x0A00
+#define _WIN32_WINNT 0x0A00
+#endif
+
 #include <napi.h>
 
 #include <cstdlib>