diff --git a/src/gui/Src/Gui/HexEditDialog.cpp b/src/gui/Src/Gui/HexEditDialog.cpp
index 961c1576..a883daed 100644
--- a/src/gui/Src/Gui/HexEditDialog.cpp
+++ b/src/gui/Src/Gui/HexEditDialog.cpp
@@ -758,7 +758,7 @@ void HexEditDialog::printData(DataType type)
     {
         INETNTOPW InetNtopW;
         int numIPs = mData.size() / 16;
-        HMODULE hWinsock = LoadLibrary(L"ws2_32.dll");
+        HMODULE hWinsock = LoadLibraryW(L"ws2_32.dll");
         InetNtopW = INETNTOPW(GetProcAddress(hWinsock, "InetNtopW"));
         if(InetNtopW)
         {
diff --git a/src/gui/Src/Gui/MainWindow.cpp b/src/gui/Src/Gui/MainWindow.cpp
index f788b7f9..65d262f5 100644
--- a/src/gui/Src/Gui/MainWindow.cpp
+++ b/src/gui/Src/Gui/MainWindow.cpp
@@ -2450,7 +2450,7 @@ void MainWindow::clickFavouriteTool()
         }
         GuiAddLogMessage(tr("Starting tool %1\n").arg(toolPath).toUtf8().constData());
         PROCESS_INFORMATION procinfo;
-        STARTUPINFO startupinfo;
+        STARTUPINFOW startupinfo;
         memset(&procinfo, 0, sizeof(PROCESS_INFORMATION));
         memset(&startupinfo, 0, sizeof(startupinfo));
         startupinfo.cb = sizeof(startupinfo);
diff --git a/src/gui/Src/Utils/MiscUtil.cpp b/src/gui/Src/Utils/MiscUtil.cpp
index e43bc3de..7d4117a9 100644
--- a/src/gui/Src/Utils/MiscUtil.cpp
+++ b/src/gui/Src/Utils/MiscUtil.cpp
@@ -179,7 +179,7 @@ QString getSymbolicNameStr(duint addr)
 
 QIcon getFileIcon(QString file)
 {
-    SHFILEINFO info;
+    SHFILEINFOW info;
     if(SHGetFileInfoW((const wchar_t*)file.utf16(), 0, &info, sizeof(info), SHGFI_ICON) == 0)
         return QIcon(); //API error
     QIcon result = QIcon(QtWin::fromHICON(info.hIcon));
diff --git a/src/launcher/x64dbg_launcher.cpp b/src/launcher/x64dbg_launcher.cpp
index e1033b97..da14ee6b 100644
--- a/src/launcher/x64dbg_launcher.cpp
+++ b/src/launcher/x64dbg_launcher.cpp
@@ -309,7 +309,7 @@ static void restartInstall()
     ShellExecute(nullptr, operation, szApplicationDir, TEXT("::install"), szCurrentDir, SW_SHOWNORMAL);
 }
 
-static BOOL CALLBACK DlgLauncher(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
+static INT_PTR CALLBACK DlgLauncher(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 {
     switch(uMsg)
     {