diff --git a/roles/calibre/defaults/main.yml b/roles/calibre/defaults/main.yml
index 64b86a060..2881fc284 100644
--- a/roles/calibre/defaults/main.yml
+++ b/roles/calibre/defaults/main.yml
@@ -21,12 +21,18 @@ calibre_src_url: "https://raw.githubusercontent.com/kovidgoyal/calibre/master/se
 
 calibre_deb_url: "{{ iiab_download_url }}"    # http://download.iiab.io/packages
 # Above URL must offer both .deb files below: (for scripts/calibre-install-pinned-rpi.sh to run)
-calibre_deb_pin_version: 3.32.0+dfsg-1 # for calibre_3.32.0+dfsg-1_all.deb (25M, 2018-09-28)
-#calibre_bin_deb_pin_version: "{{ calibre_deb_pin_version }}" # for calibre-bin_3.32.0+dfsg-1_armhf.deb (707K, 2018-10-08) HAD WORKED 2018-10-08 BUT NO LONGER on 2018-10-10:
-#   The following packages have unmet dependencies:
-#     calibre-bin : Depends: libpodofo0.9.5 (>= 0.9.5-7) but it is not installable
-#     E: Unable to correct problems, you have held broken packages.
-calibre_bin_deb_pin_version: 3.32.0+dfsg-1+b1 # for calibre-bin_3.32.0+dfsg-1+b1_armhf.deb (706K, 2018-10-08) SEEMS TO WORK AS OF 2018-10-10, THOUGH MYSTERIOUSLY IT HAD NOT WORKED ON 2018-10-08
+calibre_deb_pin_version: 3.31.0+dfsg-1    # for calibre-bin_3.31.0+dfsg-1_armhf.deb (747K, 2018-09-12)
+calibre_bin_deb_pin_version: "{{ calibre_deb_pin_version }}"    # for calibre-bin_3.31.0+dfsg-1+b1_armhf.deb (24M, 2018-09-07)
+#calibre_deb_pin_version: 3.32.0+dfsg-1 # for calibre_3.32.0+dfsg-1_all.deb (25M, 2018-09-28)
+##calibre_bin_deb_pin_version: "{{ calibre_deb_pin_version }}" # for calibre-bin_3.32.0+dfsg-1_armhf.deb (707K, 2018-10-08) HAD WORKED 2018-10-08 BUT NO LONGER on 2018-10-10:
+##   The following packages have unmet dependencies:
+##     calibre-bin : Depends: libpodofo0.9.5 (>= 0.9.5-7) but it is not installable
+##     E: Unable to correct problems, you have held broken packages.
+#calibre_bin_deb_pin_version: 3.32.0+dfsg-1+b1 # for calibre-bin_3.32.0+dfsg-1+b1_armhf.deb (706K, 2018-10-08) FAILED ON 2018-10-08 (ERROR ABOVE), MYSTERIOUSLY WORKED ON 2018-10-10, FAILED ON 2018-10-12 -- THIS LATEST ERROR MIGHT RELATE TO SAMBA AND/OR THE NEW RASPBIAN 2018-10-09:
+# The following packages have unmet dependencies:
+#  pkg-config : Depends: libdpkg-perl but it is not going to be installed
+#  samba : Depends: update-inetd but it is not going to be installed
+# E: Unmet dependencies. Try 'apt --fix-broken install' with no packages (or specify a solution).
 
 # 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