diff --git a/cli/Valet/Ngrok.php b/cli/Valet/Ngrok.php
index 52de298..5176592 100644
--- a/cli/Valet/Ngrok.php
+++ b/cli/Valet/Ngrok.php
@@ -51,7 +51,7 @@ public function findHttpTunnelUrl($tunnels, $domain)
         // find the one responding on HTTP. Each tunnel has an HTTP and a HTTPS address
         // but for local dev purposes we just desire the plain HTTP URL endpoint.
         foreach ($tunnels as $tunnel) {
-            if ($tunnel->proto === 'http' && strpos($tunnel->config->addr, $domain)) {
+            if ($tunnel->proto === 'http' && strpos($tunnel->config->addr, strtolower($domain))) {
                 return $tunnel->public_url;
             }
         }
diff --git a/tests/NgrokTest.php b/tests/NgrokTest.php
new file mode 100644
index 0000000..42aed42
--- /dev/null
+++ b/tests/NgrokTest.php
@@ -0,0 +1,66 @@
+<?php
+
+use Illuminate\Container\Container;
+use Valet\Ngrok;
+use function Valet\user;
+
+class NgrokTest extends Yoast\PHPUnitPolyfills\TestCases\TestCase
+{
+    public function set_up()
+    {
+        $_SERVER['SUDO_USER'] = user();
+
+        Container::setInstance(new Container);
+    }
+
+    public function tear_down()
+    {
+        Mockery::close();
+    }
+
+    public function test_it_matches_correct_share_tunnel()
+    {
+        $tunnels = [
+            (object) [
+                'proto' => 'https',
+                'config' => (object) [
+                    'addr' => 'http://mysite.test:80',
+                ],
+                'public_url' => 'http://bad-proto.ngrok.io/',
+            ],
+            (object) [
+                'proto' => 'http',
+                'config' => (object) [
+                    'addr' => 'http://nottherightone.test:80',
+                ],
+                'public_url' => 'http://bad-site.ngrok.io/',
+            ],
+            (object) [
+                'proto' => 'http',
+                'config' => (object) [
+                    'addr' => 'http://mysite.test:80',
+                ],
+                'public_url' => 'http://right-one.ngrok.io/',
+            ],
+        ];
+
+        $ngrok = new Ngrok;
+        $this->assertEquals('http://right-one.ngrok.io/', $ngrok->findHttpTunnelUrl($tunnels, 'mysite'));
+    }
+
+    public function test_it_checks_against_lowercased_domain()
+    {
+        $tunnels = [
+            (object) [
+                'proto' => 'http',
+                'config' => (object) [
+                    'addr' => 'http://mysite.test:80',
+                ],
+                'public_url' => 'http://right-one.ngrok.io/',
+            ],
+        ];
+
+        $ngrok = new Ngrok;
+        $this->assertEquals('http://right-one.ngrok.io/', $ngrok->findHttpTunnelUrl($tunnels, 'MySite'));
+    }
+}
diff --git a/valet b/valet
index cd01a11..63bcfb3 100755
--- a/valet
+++ b/valet
@@ -69,6 +69,9 @@ then
 		PORT=80
 	fi
 
+    # Lowercase the host to match how the rest of our domains are looked up
+    HOST=$(echo "$HOST" | tr '[:upper:]' '[:lower:]')
+
 	# Fetch Ngrok URL In Background...
 	bash "$DIR/cli/scripts/fetch-share-url.sh" "$HOST" &