diff --git a/flask/04-content-attachments/requirements.txt b/flask/04-content-attachments/requirements.txt
index e0c9b17..a0c8d1d 100644
--- a/flask/04-content-attachments/requirements.txt
+++ b/flask/04-content-attachments/requirements.txt
@@ -5,6 +5,6 @@ Flask_WTF==1.0.0
 google_api_python_client==2.56.0
 google_auth_oauthlib==0.4.6
 protobuf==4.21.5
-requests==2.27.1
+requests==2.32.2
 WTForms==3.0.1
-Werkzeug==2.3.7
+Werkzeug==3.0.3
diff --git a/flask/05-activity-attachments/requirements.txt b/flask/05-activity-attachments/requirements.txt
index e0c9b17..d27254f 100644
--- a/flask/05-activity-attachments/requirements.txt
+++ b/flask/05-activity-attachments/requirements.txt
@@ -1,10 +1,10 @@
-Flask==2.2.2
+Flask==2.2.5
 SQLAlchemy==1.4
 Flask_SQLAlchemy==2.5.1
 Flask_WTF==1.0.0
 google_api_python_client==2.56.0
 google_auth_oauthlib==0.4.6
-protobuf==4.21.5
+protobuf==4.21.6
 requests==2.27.1
 WTForms==3.0.1
-Werkzeug==2.3.7
+Werkzeug==3.0.3
diff --git a/flask/06-grade-sync/requirements.txt b/flask/06-grade-sync/requirements.txt
index e0c9b17..23cf38c 100644
--- a/flask/06-grade-sync/requirements.txt
+++ b/flask/06-grade-sync/requirements.txt
@@ -1,10 +1,10 @@
-Flask==2.2.2
+Flask==2.2.5
 SQLAlchemy==1.4
 Flask_SQLAlchemy==2.5.1
 Flask_WTF==1.0.0
 google_api_python_client==2.56.0
 google_auth_oauthlib==0.4.6
-protobuf==4.21.5
+protobuf==4.21.6
 requests==2.27.1
 WTForms==3.0.1
 Werkzeug==2.3.7
diff --git a/flask/07-external-attachments/requirements.txt b/flask/07-external-attachments/requirements.txt
index e0c9b17..d27254f 100644
--- a/flask/07-external-attachments/requirements.txt
+++ b/flask/07-external-attachments/requirements.txt
@@ -1,10 +1,10 @@
-Flask==2.2.2
+Flask==2.2.5
 SQLAlchemy==1.4
 Flask_SQLAlchemy==2.5.1
 Flask_WTF==1.0.0
 google_api_python_client==2.56.0
 google_auth_oauthlib==0.4.6
-protobuf==4.21.5
+protobuf==4.21.6
 requests==2.27.1
 WTForms==3.0.1
-Werkzeug==2.3.7
+Werkzeug==3.0.3