diff --git a/giza/requirements.txt b/giza/requirements.txt
index 51052ec40..980907b0a 100644
--- a/giza/requirements.txt
+++ b/giza/requirements.txt
@@ -12,7 +12,7 @@ giza==0.5.7a0
 hieroglyph==0.7.1
 idna==2.0
 ipaddress==1.0.16
-Jinja2==2.8
+Jinja2==2.11.3
 jira==1.0.3
 libgiza==0.2.7
 MarkupSafe==0.23
@@ -25,7 +25,7 @@ pycparser==2.14
 Pygments==2.1.1
 pyOpenSSL==0.15.1
 pytz==2015.7
-PyYAML==3.11
+PyYAML==5.4
 requests==2.9.1
 requests-oauthlib==0.6.0
 requests-toolbelt==0.6.0
@@ -38,3 +38,4 @@ tlslite==0.4.9
 uritemplate.py==0.3.0
 Wand==0.4.2
 wheel==0.29.0
+setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability