diff --git a/admin/release-estimator/release-estimator.py b/admin/release-estimator/release-estimator.py
index e113bffcb..946fcc8f3 100755
--- a/admin/release-estimator/release-estimator.py
+++ b/admin/release-estimator/release-estimator.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python3
+#!/usr/bin/env python3
 #
 # Release estimator for HAProxy
 #