diff --git a/requirements.txt b/requirements.txt
index b725c15..e6d071b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,9 @@
 cookiecutter==1.6.0
 click==7.0
 fire==0.2.1
-pyyaml==5.2
-Pygments==2.5.2
+pyyaml==5.4
+Pygments==2.7.4
 requests==2.22.0
 colorama==0.4.3
 appdirs==1.4.3
+urllib3>=1.26.5 # not directly required, pinned by Snyk to avoid a vulnerability