diff --git a/xwords4/android/scripts/arelease.sh b/xwords4/android/scripts/arelease.sh
index f7a3105a0..05f75d218 100755
--- a/xwords4/android/scripts/arelease.sh
+++ b/xwords4/android/scripts/arelease.sh
@@ -34,7 +34,7 @@ while [ "$#" -gt 0 ]; do
 			shift
 			;;
 		--variant)
-			VARIANT=$2
+			VARIANT=${2^}
 			shift
 			;;
 		--help)