diff --git a/roles/calibre/defaults/main.yml b/roles/calibre/defaults/main.yml
index 852a22b88..4035f1860 100644
--- a/roles/calibre/defaults/main.yml
+++ b/roles/calibre/defaults/main.yml
@@ -24,7 +24,7 @@ calibre_deb_url: http://download.iiab.io/packages
 # calibre_3.32.0+dfsg-1_all.deb (25M, 2018-09-28)
 # calibre-bin_3.32.0+dfsg-1_armhf.deb (707K, 2018-10-08) -> calibre-bin_3.32.0+dfsg-1+b1_armhf.deb (707K, 2018-10-08) ?
 calibre_deb_pin_version: 3.32.0+dfsg-1
-calibre-bin_deb_pin_version: 3.32.0+dfsg-1+b1
+calibre_bin_deb_pin_version: 3.32.0+dfsg-1+b1
 
 # USE TO TEST debs.yml (RASPBIAN APPROACH!) ON DEBIAN 9.X: (now handled by calibre_via_debs in /opt/iiab/iiab/vars/*)
 #calibre_debs_on_debian: True