diff --git a/.github/workflows/functional-test.yml b/.github/workflows/functional-test.yml
index fecd4b1b..c4d81cd1 100644
--- a/.github/workflows/functional-test.yml
+++ b/.github/workflows/functional-test.yml
@@ -245,8 +245,8 @@ jobs:
       XCODE_VERSION: 16.4
       IOS_VERSION: 18.5
       IPHONE_MODEL: iPhone 16
-      FLUTTER_ANDROID_APP: "https://github.com/AppiumTestDistribution/appium-flutter-server/releases/latest/download/app-debug.apk"
-      FLUTTER_IOS_APP: "https://github.com/AppiumTestDistribution/appium-flutter-server/releases/latest/download/ios.zip"
+      FLUTTER_ANDROID_APP: "https://github.com/AppiumTestDistribution/appium-flutter-server/releases/download/0.0.33/app-debug.apk"
+      FLUTTER_IOS_APP: "https://github.com/AppiumTestDistribution/appium-flutter-server/releases/download/0.0.33/ios.zip"
       PREBUILT_WDA_PATH: ${{ github.workspace }}/wda/WebDriverAgentRunner-Runner.app
 
     steps:
diff --git a/appium/webdriver/appium_service.py b/appium/webdriver/appium_service.py
index 93c926c6..f9d20416 100644
--- a/appium/webdriver/appium_service.py
+++ b/appium/webdriver/appium_service.py
@@ -21,6 +21,13 @@
 
 from selenium.webdriver.remote.remote_connection import urllib3
 
+try:
+    import certifi
+
+    _ca_certs: Optional[str] = certifi.where()
+except ImportError:
+    _ca_certs = None
+
 DEFAULT_HOST = '127.0.0.1'
 DEFAULT_PORT = 4723
 STARTUP_TIMEOUT_MS = 60000
@@ -207,7 +214,10 @@ def is_service_listening(url: str, timeout: float = 5, custom_validator: Optiona
         True if Appium server is running before the timeout
     """
     time_started_sec = time.perf_counter()
-    conn = urllib3.PoolManager(timeout=1.0)
+    pool_kwargs: Any = {'timeout': 1.0, 'cert_reqs': 'CERT_REQUIRED'}
+    if _ca_certs:
+        pool_kwargs['ca_certs'] = _ca_certs
+    conn = urllib3.PoolManager(**pool_kwargs)
     while time.perf_counter() < time_started_sec + timeout:
         if custom_validator is not None:
             custom_validator()