diff --git a/install.ps1 b/install.ps1
index 93157a0..86b6d46 100644
--- a/install.ps1
+++ b/install.ps1
@@ -376,6 +376,30 @@ function Get-Env {
     $EnvRegisterKey.GetValue($name, $null, $RegistryValueOption)
 }
 
+function Publish-Env {
+    if (-not ("Win32.NativeMethods" -as [Type])) {
+        Add-Type -Namespace Win32 -Name NativeMethods -MemberDefinition @"
+[DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]
+public static extern IntPtr SendMessageTimeout(
+    IntPtr hWnd, uint Msg, UIntPtr wParam, string lParam,
+    uint fuFlags, uint uTimeout, out UIntPtr lpdwResult);
+"@
+    }
+
+    $HWND_BROADCAST = [IntPtr] 0xffff
+    $WM_SETTINGCHANGE = 0x1a
+    $result = [UIntPtr]::Zero
+
+    [Win32.Nativemethods]::SendMessageTimeout($HWND_BROADCAST,
+        $WM_SETTINGCHANGE,
+        [UIntPtr]::Zero,
+        "Environment",
+        2,
+        5000,
+        [ref] $result
+    ) | Out-Null
+}
+
 function Write-Env {
     param(
         [String] $name,
@@ -402,6 +426,7 @@ function Write-Env {
         }
         $EnvRegisterKey.SetValue($name, $val, $RegistryValueKind)
     }
+    Publish-Env
 }
 
 function Add-ShimsDirToPath {