diff --git a/etc/ci/clean_build_artifacts.sh b/etc/ci/clean_build_artifacts.sh
index dbce77741cc..cacaf96caae 100755
--- a/etc/ci/clean_build_artifacts.sh
+++ b/etc/ci/clean_build_artifacts.sh
@@ -9,3 +9,4 @@ set -o nounset
 set -o pipefail
 
 rm -rf target/
+rm -rf python/_virtualenv/