diff --git a/.github/workflows/zulip-ci.yml b/.github/workflows/zulip-ci.yml
index 36bdb7ca9..beb55e856 100644
--- a/.github/workflows/zulip-ci.yml
+++ b/.github/workflows/zulip-ci.yml
@@ -67,12 +67,22 @@ jobs:
           ref: ${{ matrix.server_version }}
           path: server
 
+      - name: Upgrade pip
+        run: |
+          python -m pip install --upgrade pip
+
       - name: Install dependencies
         run: |
           cd server
           # This is the main setup job for the test suite
           ./tools/ci/setup-backend --skip-dev-db-build
 
+          # Install PGroonga extension
+          sudo sh -c 'echo "deb http://packages.groonga.org/debian/ $(lsb_release -sc) main" > /etc/apt/sources.list.d/groonga.list'
+          sudo apt-get update
+          sudo apt-get install -y postgresql-14-pgroonga
+          sudo service postgresql restart
+
           # Cleaning caches is mostly unnecessary in GitHub Actions, because
           # most builds don't get to write to the cache.
           # scripts/lib/clean_unused_caches.py --verbose --threshold 0
diff --git a/zulip/integrations/google/google-calendar b/zulip/integrations/google/google-calendar
index 85906bd46..e1af25e4a 100755
--- a/zulip/integrations/google/google-calendar
+++ b/zulip/integrations/google/google-calendar
@@ -12,10 +12,9 @@ import time
 from typing import List, Optional, Set, Tuple
 
 import dateutil.parser
-import httplib2
 import pytz
-from oauth2client import client
-from oauth2client.file import Storage
+from google.oauth2.credentials import Credentials
+from google_auth_oauthlib.flow import InstalledAppFlow
 
 try:
     from googleapiclient import discovery
@@ -88,7 +87,7 @@ if not options.zulip_email:
 zulip_client = zulip.init_from_options(options)
 
 
-def get_credentials() -> client.Credentials:
+def get_credentials() -> Credentials:
     """Gets valid user credentials from storage.
 
     If nothing has been stored, or if the stored credentials are invalid,
@@ -101,9 +100,18 @@ def get_credentials() -> client.Credentials:
     try:
         credential_path = os.path.join(HOME_DIR, "google-credentials.json")
 
-        store = Storage(credential_path)
-        return store.get()
-    except client.Error:
+        if os.path.exists(credential_path):
+            # Load credentials from the file
+            credentials = Credentials.from_authorized_user_file(credential_path, SCOPES)
+        else:
+            # Run the OAuth flow to get new credentials
+            flow = InstalledAppFlow.from_client_secrets_file(CLIENT_SECRET_FILE, SCOPES)
+            credentials = flow.run_local_server(port=0)
+            # Save the credentials for the next run
+            with open(credential_path, "w") as token:
+                token.write(credentials.to_json())
+            return credentials
+    except FileNotFoundError:
         logging.exception("Error while trying to open the `google-credentials.json` file.")
         sys.exit(1)
     except OSError:
@@ -113,8 +121,7 @@ def get_credentials() -> client.Credentials:
 
 def populate_events() -> Optional[None]:
     credentials = get_credentials()
-    creds = credentials.authorize(httplib2.Http())
-    service = discovery.build("calendar", "v3", http=creds)
+    service = discovery.build("calendar", "v3", credentials=credentials)
 
     now = datetime.datetime.now(pytz.utc).isoformat()
     feed = (
diff --git a/zulip/integrations/google/requirements.txt b/zulip/integrations/google/requirements.txt
index 139c0705b..d24e2f052 100644
--- a/zulip/integrations/google/requirements.txt
+++ b/zulip/integrations/google/requirements.txt
@@ -1,2 +1,5 @@
-httplib2>=0.22.0
-oauth2client>=4.1.3
+google-auth>=2.0.0
+google-auth-oauthlib>=0.4.6
+google-api-python-client>=2.0.0
+types-google-auth==2.0.0
+types-google-auth-oauthlib==0.4.6
\ No newline at end of file
diff --git a/zulip_bots/zulip_bots/bots/google_search/google_search.py b/zulip_bots/zulip_bots/bots/google_search/google_search.py
index e1fb5083a..4b45a8946 100644
--- a/zulip_bots/zulip_bots/bots/google_search/google_search.py
+++ b/zulip_bots/zulip_bots/bots/google_search/google_search.py
@@ -18,7 +18,7 @@ def google_search(keywords: str) -> List[Dict[str, str]]:
     # Gets all search URLs
     search = soup.find(id="search")
     assert isinstance(search, Tag)
-    anchors = search.findAll("a")
+    anchors = search.find_all("a")
     results = []
 
     for a in anchors:
diff --git a/zulip_bots/zulip_bots/bots/twitpost/twitpost.py b/zulip_bots/zulip_bots/bots/twitpost/twitpost.py
index 2a77241b3..c74077de3 100644
--- a/zulip_bots/zulip_bots/bots/twitpost/twitpost.py
+++ b/zulip_bots/zulip_bots/bots/twitpost/twitpost.py
@@ -23,7 +23,7 @@ def usage(self) -> str:
 
     def initialize(self, bot_handler: AbstractBotHandler) -> None:
         self.config_info = bot_handler.get_config_info("twitter")
-        auth = tweepy.OAuthHandler(
+        auth = tweepy.OAuth1UserHandler(
             self.config_info["consumer_key"], self.config_info["consumer_secret"]
         )
         auth.set_access_token(