diff --git a/connect.py b/connect.py
index f748e4c..6b9e0f3 100644
--- a/connect.py
+++ b/connect.py
@@ -26,7 +26,8 @@ async def on_message(message):
     # Then send piazza post to server
 
     # if "piazza.com" in message.content:
-    if urls := re.findall(REG_PATTERN, message.content):
+    urls = re.findall(REG_PATTERN, message.content)
+    if urls:
         for url in urls:
             full_url = url[0]
             class_hash = url[1]
diff --git a/remove.txt b/remove.txt
new file mode 100644
index 0000000..7117706
--- /dev/null
+++ b/remove.txt
@@ -0,0 +1,5 @@
+ODM3OTA4NDk1NDc4Njg1NzE3.YIzZGA.km40KLJKFm3fRgT50qa0Zx0i08A
+837122769132847164
+kuan.chu@mail.utoronto.ca
+daffychu0710
+
diff --git a/requirements.txt b/requirements.txt
index 0497aa5..fd0bb97 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-aiohttp==3.7.3
+aiohttp==3.7.4
 async-timeout==3.0.1
 attrs==20.3.0
 beautifulsoup4==4.9.3