diff --git a/scripts/contrithanks.sh b/scripts/contrithanks.sh
index 71ed92b713..98eefc8ccd 100755
--- a/scripts/contrithanks.sh
+++ b/scripts/contrithanks.sh
@@ -27,7 +27,7 @@
 # This script updates the docs/THANKS document.
 #
 
-set -eu
+set -u
 
 start="${1:-}"