diff --git a/generate_bottle_tag.sh b/generate_bottle_tag.sh
index bc90159..dcde946 100755
--- a/generate_bottle_tag.sh
+++ b/generate_bottle_tag.sh
@@ -6,7 +6,7 @@ set -u
 
 VERSION=2.2
 LOGO_FILE='""'
-TINY_EARS=false
+TINY_EARS=true
 FN=90
 
 NAME="\"$1\""
@@ -53,7 +53,7 @@ render() {
 	echo rendering "$1" "$2"
 	openscad \
 		-D "\$fn=${FN}" \
-		-D "USE_TINY_EARS=${TINY_EARS}" \
+		-D "HAS_EARS=${TINY_EARS}" \
 		-D "LOGO_FILE=${LOGO_FILE}" \
 		-D "NAME=${NAME}" \
 		-D "RENDER_COLOR_CLIP=${CLIP}" \