diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 20e83544..85d34b64 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -54,6 +54,12 @@ jobs:
         cmake -G 'Visual Studio 17 2022' -A x64 -DQUIC_TLS=${{ matrix.tls }} -DQUIC_BUILD_SHARED=${{ matrix.shared }} ..
         cmake --build . --config Release
         cmake --install . --config Release
+    - name: Build Windows Installer
+      if: runner.os == 'Windows'
+      run: |
+        cd build
+        & 'C:/Program Files (x86)/WiX Toolset v3.11/bin/candle.exe' ../src/installer.wxs -o src/Release/quicreach.wixobj
+        & 'C:/Program Files (x86)/WiX Toolset v3.11/bin/light.exe' -b src/Release -o src/Release/quicreach.msi src/Release/quicreach.wixobj
     - name: Upload
       uses: actions/upload-artifact@3cea5372237819ed00197afe530f5a7ea3e805c8
       with:
@@ -63,6 +69,7 @@ jobs:
           build/**/*.dll
           build/**/quicreach
           build/**/quicreach.exe
+          build/**/quicreach.msi
     - name: Test (Linux)
       if: runner.os == 'Linux'
       run: /usr/local/lib/quicreach outlook-evergreen.office.com,www.cloudflare.com,www.google.com --req-all --stats
diff --git a/.gitignore b/.gitignore
index a7678abc..433a83eb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -349,3 +349,6 @@ MigrationBackup/
 
 # Ionide (cross platform F# VS Code tools) working folder
 .ionide/
+
+# VSCode folder
+.vscode/
diff --git a/src/installer.wxs b/src/installer.wxs
new file mode 100644
index 00000000..593b9539
--- /dev/null
+++ b/src/installer.wxs
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
+  <Product Id="*"
+           Language="1033"
+           Manufacturer="Microsoft Corporation"
+           Name="quicreach"
+           UpgradeCode="8395c163-ac9f-4a89-82fc-689fe25f0777"
+           Version="1.1.0.0">
+    <Package InstallScope="perMachine" Compressed="yes" />
+    <MajorUpgrade DowngradeErrorMessage="A later version of [ProductName] is already installed. Setup will now exit." />
+    <MediaTemplate EmbedCab="yes" />
+    <Directory Id="TARGETDIR" Name="SourceDir">
+      <Directory Id="SystemFolder64">
+        <Component Id="ProductComponent" Guid='4c39c05d-c4bd-44d2-aba6-78abbb0c0d21'>
+          <File KeyPath="yes" Source="quicreach.exe"></File>
+        </Component>
+      </Directory>
+    </Directory>
+    <Feature Id="quicreach">
+      <ComponentRef Id="ProductComponent" />
+    </Feature>
+  </Product>
+</Wix>
diff --git a/src/quicreach.cpp b/src/quicreach.cpp
index d35b2435..ec9ebdf7 100644
--- a/src/quicreach.cpp
+++ b/src/quicreach.cpp
@@ -16,6 +16,8 @@
 #include <msquic.hpp>
 #include "domains.hpp"
 
+#define QUICREACH_VERSION "1.1.0"
+
 #ifdef _WIN32
 #define QUIC_CALL __cdecl
 #else
@@ -97,6 +99,24 @@ void IncStat( _Inout_ _Interlocked_operand_ uint32_t volatile &Addend) {
 #endif
 }
 
+void AddHostName(const char* arg) {
+    // Parse hostname(s), treating '*' as all top-level domains.
+    if (!strcmp(arg, "*")) {
+        for (auto Domain : TopDomains) {
+            Config.HostNames.push_back(Domain);
+        }
+    } else {
+        char* HostName = (char*)arg;
+        do {
+            char* End = strchr(HostName, ',');
+            if (End) *End = 0;
+            Config.HostNames.push_back(HostName);
+            if (!End) break;
+            HostName = End + 1;
+        } while (true);
+    }
+}
+
 bool ParseConfig(int argc, char **argv) {
     if (argc < 2 || !strcmp(argv[1], "-?") || !strcmp(argv[1], "-h") || !strcmp(argv[1], "--help")) {
         printf("usage: quicreach <hostname(s)> [options...]\n"
@@ -110,29 +130,16 @@ bool ParseConfig(int argc, char **argv) {
                " -r, --req-all          Require all hostnames to succeed\n"
                " -s, --stats            Print connection statistics\n"
                " -u, --unsecure         Allows unsecure connections\n"
+               " -v, --version          Prints out the version\n"
               );
         return false;
     }
 
-    // Parse hostname(s), treating '*' as all top-level domains.
-    if (!strcmp(argv[1], "*")) {
-        for (auto Domain : TopDomains) {
-            Config.HostNames.push_back(Domain);
-        }
-    } else {
-        char* HostName = (char*)argv[1];
-        do {
-            char* End = strchr(HostName, ',');
-            if (End) *End = 0;
-            Config.HostNames.push_back(HostName);
-            if (!End) break;
-            HostName = End + 1;
-        } while (true);
-    }
+    for (int i = 1; i < argc; ++i) {
+        if (argv[i][0] != '-') {
+            AddHostName(argv[i]);
 
-    // Parse options.
-    for (int i = 2; i < argc; ++i) {
-        if (!strcmp(argv[i], "--alpn") || !strcmp(argv[i], "-a")) {
+        } else if (!strcmp(argv[i], "--alpn") || !strcmp(argv[i], "-a")) {
             if (++i >= argc) { printf("Missing ALPN string\n"); return false; }
             Config.Alpn = argv[i];
 
@@ -163,6 +170,9 @@ bool ParseConfig(int argc, char **argv) {
 
         } else if (!strcmp(argv[i], "--unsecure") || !strcmp(argv[i], "-u")) {
             Config.CredFlags |= QUIC_CREDENTIAL_FLAG_NO_CERTIFICATE_VALIDATION;
+
+        } else if (!strcmp(argv[i], "--version") || !strcmp(argv[i], "-v")) {
+            printf("quicreach " QUICREACH_VERSION "\n");
         }
     }
 
@@ -332,7 +342,7 @@ bool TestReachability() {
 
 int QUIC_CALL main(int argc, char **argv) {
 
-    if (!ParseConfig(argc, argv)) return 1;
+    if (!ParseConfig(argc, argv) || Config.HostNames.empty()) return 1;
 
     MsQuic = new (std::nothrow) MsQuicApi();
     if (QUIC_FAILED(MsQuic->GetInitStatus())) {