diff --git a/requirements.txt b/requirements.txt
index 552cfd2..ba762e4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,10 +1,11 @@
-waitress
-flask
-flask-wtf
-flask-sqlalchemy
-flask-migrate
-flask-bcrypt
-email-validator
-phonenumberslite
-pillow
-openpyxl
+waitress>=2.1.2
+wtforms>=3.0.1
+flask>=2.0.3
+flask-wtf>=1.0.0
+flask-sqlalchemy>=2.5.1
+flask-migrate>=3.1.0
+flask-bcrypt>=1.0.1
+email-validator>=1.2.1
+phonenumberslite>=8.12.51
+pillow>=9.1.1
+openpyxl>=3.0.10