diff --git a/debian/templates/SIPconfig.xml b/debian/templates/SIPconfig.xml
index 4cdfdd4a85..413e06d1ab 100644
--- a/debian/templates/SIPconfig.xml
+++ b/debian/templates/SIPconfig.xml
@@ -53,7 +53,8 @@
              send_patron_home_library_in_af="1"
              av_field_template="[% accountline.description %] [% accountline.amountoutstanding | format('%.2f') %]"
              holds_block_checkin="0"
-             overdues_block_checkout="1">
+             overdues_block_checkout="1"
+             format_due_date="0">
           <screen_msg_regex find="Greetings from Koha." replace="Welcome to your library!" />
           <screen_msg_regex find="Invalid patron barcode." replace="Barcode not found, are you sure this is your library card?" />
       </login>
diff --git a/etc/SIPconfig.xml b/etc/SIPconfig.xml
index c405ae16b8..9e94594bdd 100644
--- a/etc/SIPconfig.xml
+++ b/etc/SIPconfig.xml
@@ -71,7 +71,8 @@
              register_id=''
              holds_block_checkin="0"
              prevcheckout_block_checkout="0"
-             overdues_block_checkout="1">
+             overdues_block_checkout="1"
+             format_due_date="0">
           <screen_msg_regex find="Greetings from Koha." replace="Welcome to your library!" />
           <screen_msg_regex find="Invalid patron barcode." replace="Barcode not found, are you sure this is your library card?" />
           <patron_attribute field="XY" code="CODE" />