diff --git a/debian/taler-exchange-offline.postinst b/debian/taler-exchange-offline.postinst
index f6abcb1e5..dfa755592 100644
--- a/debian/taler-exchange-offline.postinst
+++ b/debian/taler-exchange-offline.postinst
@@ -14,7 +14,8 @@ configure)
   if ! getent passwd taler-exchange-offline >/dev/null; then
     adduser --quiet \
       --disabled-password \
-      --comment "exchange offline key management" \
+      --system \
+      --shell /bin/bash \
       --ingroup taler-exchange-offline \
       taler-exchange-offline
   fi
diff --git a/debian/taler-exchange.postinst b/debian/taler-exchange.postinst
index b68ee19f4..b2379c706 100644
--- a/debian/taler-exchange.postinst
+++ b/debian/taler-exchange.postinst
@@ -53,10 +53,10 @@ configure)
     adduser --quiet ${_AGGRUSERNAME} ${_DBGROUPNAME}
   fi
 
-  if ! dpkg-statoverride --list /etc/taler/secrets/exchange-accountcredentials.secret.conf >/dev/null 2>&1; then
+  if ! dpkg-statoverride --list /etc/taler/secrets/exchange-accountcredentials-1.secret.conf >/dev/null 2>&1; then
     dpkg-statoverride --add --update \
       ${_WIREUSERNAME} root 460 \
-      /etc/taler/secrets/exchange-accountcredentials.secret.conf
+      /etc/taler/secrets/exchange-accountcredentials-1.secret.conf
   fi
 
   if ! dpkg-statoverride --list /etc/taler/secrets/exchange-db.secret.conf >/dev/null 2>&1; then