diff --git a/buffet/etc/init/buffet.conf b/buffet/etc/init/buffet.conf
index 0747ef5..1e27a53 100644
--- a/buffet/etc/init/buffet.conf
+++ b/buffet/etc/init/buffet.conf
@@ -12,6 +12,7 @@
 env BUFFET_LOG_LEVEL=0
 env BUFFET_STATE_PATH=
 env BUFFET_CONFIG_PATH=
+env BUFFET_TEST_DEFINITIONS_PATH=
 
 pre-start script
   mkdir -m 0755 -p /var/lib/buffet
@@ -24,4 +25,5 @@
 exec minijail0 -i -g buffet -u buffet /usr/bin/buffet \
     --v="${BUFFET_LOG_LEVEL}" \
     --config_path="${BUFFET_CONFIG_PATH}" \
-    --state_path="${BUFFET_STATE_PATH}"
+    --state_path="${BUFFET_STATE_PATH}" \
+    --test_definitions_path="${BUFFET_TEST_DEFINITIONS_PATH}"