diff --git a/requirements.txt b/requirements.txt
index 9f507fe..9f63a3d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,10 @@
-Flask>=0.10.1
-Jinja2>=2.7.3
+Flask>=2.2.5
+Jinja2>=3.1.3
 lxml>=3.4.0
-requests>=2.3.0
+requests>=2.31.0
 colorama>=0.3.3
 docopt>=0.6.1
 cssselect>=0.9.1
+certifi>=2023.7.22 # not directly required, pinned by Snyk to avoid a vulnerability
+idna>=3.7 # not directly required, pinned by Snyk to avoid a vulnerability
+werkzeug>=2.2.3 # not directly required, pinned by Snyk to avoid a vulnerability