diff --git a/print_image.sh b/print_image.sh
index 1b14911..be008c9 100755
--- a/print_image.sh
+++ b/print_image.sh
@@ -2,7 +2,7 @@
 set -e
 dev=/dev/usb/lp0
 
-image="$(./format_image "$1" | base64)"
+image="$(./format_image.sh "$1" | base64)"
 data_header="$(echo "$image" | base64 -d | sed -n '2p')"
 data="$(echo "$image" | base64 -d | tail -n +3 | base64)"