1 files changed, 1 insertions, 0 deletions
diff --git a/jenkins-dendron-haproxy-postgres.sh b/jenkins-dendron-haproxy-postgres.sh
index d64b2d2c9d..2f6544e22c 100755
--- a/jenkins-dendron-haproxy-postgres.sh
+++ b/jenkins-dendron-haproxy-postgres.sh
@@ -17,6 +17,7 @@ export HAPROXY_BIN=/home/haproxy/haproxy-1.6.11/haproxy
 ./sytest/jenkins/prep_sytest_for_postgres.sh
 
 ./sytest/jenkins/install_and_run.sh \
+    --python $WORKSPACE/.tox/bin/python \
     --synapse-directory $WORKSPACE \
     --dendron $WORKSPACE/dendron/bin/dendron \
     --haproxy \