diff --git a/e2e_tests/requirements.txt b/e2e_tests/requirements.txt
index aeccd82..fe7936d 100644
--- a/e2e_tests/requirements.txt
+++ b/e2e_tests/requirements.txt
@@ -7,6 +7,7 @@ pluggy==1.0.0
 py==1.11.0
 pyparsing==3.0.7
 pytest==6.2.5
+PyYAML==6.0
 smmap==5.0.0
 toml==0.10.2
 typing_extensions==4.0.1