diff --git a/deploy/deb/postinst b/deploy/deb/postinst
index c15caf3..212bc3f 100755
--- a/deploy/deb/postinst
+++ b/deploy/deb/postinst
@@ -13,7 +13,7 @@ case "$1" in
 
         # Copy default config if not present
         if [ ! -f /etc/cards/config.json ]; then
-            cp /etc/cards/config.json.example /etc/cards/config.json
+            cp /etc/cards/cards.json.example /etc/cards/config.json
             chown cards:cards /etc/cards/config.json
             chmod 640 /etc/cards/config.json
         fi