diff --git a/debian/libtalerexchange-dev.docs b/debian/libtalerexchange-dev.docs
deleted file mode 100644
index 6f12db508..000000000
--- a/debian/libtalerexchange-dev.docs
+++ /dev/null
@@ -1,2 +0,0 @@
-AUTHORS
-README
diff --git a/debian/libtalerexchange-dev.install b/debian/libtalerexchange-dev.install
deleted file mode 100644
index 146a60371..000000000
--- a/debian/libtalerexchange-dev.install
+++ /dev/null
@@ -1,2 +0,0 @@
-usr/include
-usr/lib/*/*.so
diff --git a/debian/libtalerexchange.install b/debian/libtalerexchange.install
deleted file mode 100644
index beef729b3..000000000
--- a/debian/libtalerexchange.install
+++ /dev/null
@@ -1,3 +0,0 @@
-usr/bin/taler-config
-usr/lib/*/*.so.*
-usr/share/
diff --git a/debian/taler-exchange.postinst b/debian/taler-exchange.postinst
index 48ebd6be1..9bad800d7 100644
--- a/debian/taler-exchange.postinst
+++ b/debian/taler-exchange.postinst
@@ -13,10 +13,10 @@ case "${1}" in
 		_EUSERNAME="${RET:-taler-exchange-httpd}"
 
 		db_get taler-exchange/rsecusername
-		_RSECUSERNAME="${RET:-taler-exchange-helper-rsa}"
+		_RSECUSERNAME="${RET:-taler-exchange-secmod-rsa}"
 
 		db_get taler-exchange/esecusername
-		_ESECUSERNAME="${RET:-taler-exchange-helper-eddsa}"
+		_ESECUSERNAME="${RET:-taler-exchange-secmod-eddsa}"
 
 		db_get taler-exchange/wireusername
 		_WIREUSERNAME="${RET:-taler-exchange-wire}"
@@ -60,13 +60,13 @@ case "${1}" in
 		if ! getent passwd ${_RSECUSERNAME} > /dev/null
 		then
 			echo -n "Creating new Taler user ${_RSECUSERNAME}:"
-			adduser --quiet --system --ingroup ${_GROUPNAME} --home ${TALER_HOME}/helper-rsa ${_RSECUSERNAME}
+			adduser --quiet --system --ingroup ${_GROUPNAME} --home ${TALER_HOME}/secmod-rsa ${_RSECUSERNAME}
 			echo " done."
 		fi
 		if ! getent passwd ${_ESECUSERNAME} > /dev/null
 		then
 			echo -n "Creating new Taler user ${_ESECUSERNAME}:"
-			adduser --quiet --system --ingroup ${_GROUPNAME} --home ${TALER_HOME}/helper-eddsa ${_ESECUSERNAME}
+			adduser --quiet --system --ingroup ${_GROUPNAME} --home ${TALER_HOME}/secmod-eddsa ${_ESECUSERNAME}
 			echo " done."
 		fi
 		if ! getent passwd ${_WIREUSERNAME} > /dev/null
@@ -104,7 +104,7 @@ EOF
 cat > "/etc/systemd/system/taler-exchange-httpd.service" <<EOF
 [Unit]
 Description=GNU Taler payment system exchange REST API
-Requires=taler-exchange-helper-rsa.service taler-exchange-helper-eddsa.service
+Requires=taler-exchange-secmod-rsa.service taler-exchange-secmod-eddsa.service
 Wants=taler-exchange-wirewatch taler-exchange-aggregator taler-exchange-transfer
 After=postgres.service network.target
 
@@ -119,7 +119,7 @@ ExecStart=/usr/bin/taler-exchange-httpd -c /etc/taler-exchange.conf
 WantedBy=multi-user.target
 EOF
 
-cat > "/etc/systemd/system/taler-exchange-helper-rsa.service" <<EOF
+cat > "/etc/systemd/system/taler-exchange-secmod-rsa.service" <<EOF
 [Unit]
 Description=GNU Taler payment system exchange RSA security module
 
@@ -133,7 +133,7 @@ ExecStart=/usr/bin/taler-exchange-secmod-rsa -c /etc/taler-exchange.conf
 [Install]
 WantedBy=multi-user.target
 EOF
-cat > "/etc/systemd/system/taler-exchange-helper-eddsa.service" <<EOF
+cat > "/etc/systemd/system/taler-exchange-secmod-eddsa.service" <<EOF
 [Unit]
 Description=GNU Taler payment system exchange EdDSA security module
 
diff --git a/debian/taler-exchange.postrm b/debian/taler-exchange.postrm
index b2d132cfd..8a5a007b9 100644
--- a/debian/taler-exchange.postrm
+++ b/debian/taler-exchange.postrm
@@ -28,10 +28,10 @@ case "${1}" in
 		_EUSERNAME="${RET:-taler-exchange-httpd}"
 
 		db_get taler-exchange/rsecusername
-		_RSECUSERNAME="${RET:-taler-exchange-helper-rsa}"
+		_RSECUSERNAME="${RET:-taler-exchange-secmod-rsa}"
 
 		db_get taler-exchange/esecusername
-		_ESECUSERNAME="${RET:-taler-exchange-helper-eddsa}"
+		_ESECUSERNAME="${RET:-taler-exchange-secmod-eddsa}"
 
 		db_get taler-exchange/wireusername
 		_WIREUSERNAME="${RET:-taler-exchange-wire}"
diff --git a/debian/taler-exchange.templates b/debian/taler-exchange.templates
index 43c3524e4..9428bec22 100644
--- a/debian/taler-exchange.templates
+++ b/debian/taler-exchange.templates
@@ -9,18 +9,18 @@ _Description: Taler user:
 
 Template: taler-exchange/rsecusername
 Type: string
-Default: taler-exchange-helper-rsa
+Default: taler-exchange-secmod-rsa
 _Description: Taler user:
- Please choose the user that the taler-exchange-helper-rsa process will run as.
+ Please choose the user that the taler-exchange-secmod-rsa process will run as.
  .
  This should be a dedicated account. If the specified account does not
  already exist, it will automatically be created, with no login shell.
 
 Template: taler-exchange/esecusername
 Type: string
-Default: taler-exchange-helper-eddsa
+Default: taler-exchange-secmod-eddsa
 _Description: Taler user:
- Please choose the user that the taler-exchange-helper-eddsa process will run as.
+ Please choose the user that the taler-exchange-secmod-eddsa process will run as.
  .
  This should be a dedicated account. If the specified account does not
  already exist, it will automatically be created, with no login shell.