diff --git a/requirements.dev.txt b/requirements.dev.txt
index 35e6f3b2..cb4ce32f 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -1,5 +1,5 @@
 -r ./requirements.txt
-bandit==1.7.0
+bandit==1.7.7
 black==22.3.0
 codecov==2.1.11
 coverage==6.0b1
@@ -10,7 +10,7 @@ interrogate==1.3.2
 ipykernel==5.5.0
 isort==5.6.4
 mypy==0.790
-notebook==6.4.1
+notebook==6.4.12
 papermill==2.3.1
 pep8-naming==0.11.1
 pre-commit==2.11.1
@@ -20,3 +20,5 @@ pytest-cov==2.10.1
 pytest-order==1.0.0
 pytest-xdist[psutil]
 safety
+ipython>=8.10.0 # not directly required, pinned by Snyk to avoid a vulnerability
+tornado>=6.3.3 # not directly required, pinned by Snyk to avoid a vulnerability