diff --git a/Installer/installer.nsi b/Installer/installer.nsi
index 76bba2e3..cfd11ef4 100644
--- a/Installer/installer.nsi
+++ b/Installer/installer.nsi
@@ -5,6 +5,19 @@
 ;https://nsis.sourceforge.io/NsProcess_plugin
 ;https://nsis.sourceforge.io/Inetc_plug-in
 
+;--------------------------------
+;Version
+
+    !define PRODUCT_VERSION "1.0.0.0"
+    !define VERSION "1.0.0.0"
+    VIProductVersion "${PRODUCT_VERSION}"
+    VIFileVersion "${VERSION}"
+    VIAddVersionKey "FileVersion" "${VERSION}"
+    VIAddVersionKey "ProductName" "VRCX"
+    VIAddVersionKey "ProductVersion" "${PRODUCT_VERSION}"
+    VIAddVersionKey "LegalCopyright" "Copyright vrcx-team, pypy, natsumi"
+    VIAddVersionKey "FileDescription" "Friendship management tool for VRChat"
+
 ;--------------------------------
 ;Include Modern UI
 
diff --git a/Properties/AssemblyInfo.cs b/Properties/AssemblyInfo.cs
index d3e1c8f4..19df680c 100644
--- a/Properties/AssemblyInfo.cs
+++ b/Properties/AssemblyInfo.cs
@@ -10,7 +10,7 @@ using System.Runtime.InteropServices;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("VRCX")]
-[assembly: AssemblyCopyright("pypy")]
+[assembly: AssemblyCopyright("vrcx-team, pypy, natsumi")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]