diff --git a/tests/pressure-vessel/prepare-test-depots.sh b/tests/pressure-vessel/prepare-test-depots.sh
index b8c9fbcd6a91456d7cef1ecdd4058428c66caf5d..19416d5b2debc7237a2bffcb9f59f77c8bc078a1 100755
--- a/tests/pressure-vessel/prepare-test-depots.sh
+++ b/tests/pressure-vessel/prepare-test-depots.sh
@@ -27,6 +27,7 @@ fi
 for suite in $suites; do
     python3 ./pressure-vessel/populate-depot.py \
         --depot="$builddir/depots/$suite" \
+        --no-versioned-directories \
         --pressure-vessel "${PRESSURE_VESSEL}" \
         --source-dir="$builddir/depot-template" \
         --unpack-runtimes \