diff --git a/PRESUBMIT.cfg b/PRESUBMIT.cfg
index be13e21..0fa0e02 100644
--- a/PRESUBMIT.cfg
+++ b/PRESUBMIT.cfg
@@ -1,5 +1,5 @@
 [Hook Scripts]
-git_cl_presubmit = presubmit_support.py $(if [[ "${PRESUBMIT_COMMIT}" = pre-submit ]]; then echo --commit; fi)
+git_cl_presubmit = vpython3 $(which presubmit_support.py) $(if [[ "${PRESUBMIT_COMMIT}" = pre-submit ]]; then echo --commit; fi)
 
 [Hook Overrides]
 cros_license_check: true