diff --git a/twine-upload.sh b/twine-upload.sh
index 4205b21..98d1efe 100755
--- a/twine-upload.sh
+++ b/twine-upload.sh
@@ -1,5 +1,10 @@
 #! /bin/bash
 
+if [[ -n "${DEBUG}" ]]
+then
+    set -x
+fi
+
 set -Eeuo pipefail