diff --git a/tools/github_issues_to_csv b/tools/github_issues_to_csv
index 7dc1ed0..e1e0221 100644
--- a/tools/github_issues_to_csv
+++ b/tools/github_issues_to_csv
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 r"""
 Exports issues from a list of repositories to individual CSV files.