diff --git a/Dockerfile b/Dockerfile
index b64109c..9168ec0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,7 +19,7 @@ RUN apt-get update && \
     build-essential \
     libsqlite3-dev \
     sqlite3 \
-    chromium \
+    firefox \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
 
diff --git a/config.py b/config.py
index ee4677e..4b70e82 100644
--- a/config.py
+++ b/config.py
@@ -2,8 +2,6 @@ import os
 
 TELEGRAM_TOKEN = os.environ.get("SECRETARX_TG_TOKEN", None)
 DB_PATH = "data.db"
-CHROMEDRIVER_PATH = "chromedriver"
-
 
 LISTEN_PORT = 9090
 GOOGLE_CLIENT_SECRET_FILE = "credentials.json"
diff --git a/xclient.py b/xclient.py
index 31fdbf5..d198a16 100644
--- a/xclient.py
+++ b/xclient.py
@@ -34,16 +34,12 @@ class XClient:
 
     def fetch_access_token(self):
         # Set up the WebDriver (make sure to use the correct path for your WebDriver)
-        service = Service(executable_path=config.CHROMEDRIVER_PATH)
-
-        options = webdriver.ChromeOptions()
-        options.add_argument("--headless=new")
-        options.add_argument("--no-sandbox")
-
-        driver = webdriver.Chrome(options=options, service=service)
+        driver = webdriver.Firefox()
 
+        print("Loading x.tudelft.nl")
         driver.get("https://x.tudelft.nl")
 
+        print("Done loading x.tudelft.nl")
         button = WebDriverWait(driver, 30).until(
             EC.element_to_be_clickable(
                 (By.XPATH, "//span[contains(text(), 'TUDelft')]")
@@ -76,6 +72,7 @@ class XClient:
         cookie = driver.execute_script(
             "return window.localStorage.getItem('delcom_auth');"
         )
+        print(cookie)
 
         if cookie is None:
             raise LoginFailedException("Logging in to X has failed")