diff --git a/setup.cfg b/setup.cfg
index 50ffcb0..a836cdd 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -14,7 +14,7 @@ python_requires = >=3.8
 install_requires =
     numpy==1.23.4
     pandas==1.5.1
-    pyyaml==6.0
+    pyyaml<5.4.0
     scipy==1.9.3
     pyarrow==10.0.0
 [options.extras_require]
@@ -25,7 +25,7 @@ viz =
   altair-saver==0.5.0
   matplotlib==3.6.2
   selenium==4.2.0
-  webdriver_manager==3.8.4
+  webdriver_manager==4.0.0
 networks =
   networkx==2.8.8
 nlp =