diff --git a/debian/control b/debian/control
index 148a39865..e5824c03a 100644
--- a/debian/control
+++ b/debian/control
@@ -10,37 +10,30 @@ Vcs-Browser: https://github.com/nspcc-dev/neofs-node
 
 Package: neofs-storage
 Architecture: any
-Depends: ${shlibs:Depends}, ${misc:Depends}
+Depends: ${misc:Depends}
 Description: NeoFS Storage node
- NeoFS is a decentralized distributed object storage integrated with the 
- NEO Blockchain.
- NeoFS Nodes are organized in a peer-to-peer network that takes care of storing
- and distributing user's data. 
- Any Neo user may participate in the network and get paid for providing storage
- resources to other users or store their data in NeoFS and pay a competitive 
- price for it.
+ NeoFS is a decentralized distributed object storage integrated with the NEO
+ Blockchain. NeoFS Nodes are organized in a peer-to-peer network that takes care
+ of storing and distributing user's data. Any Neo user may participate in the
+ network and get paid for providing storage resources to other users or store
+ their data in NeoFS and pay a competitive price for it.
 
 Package: neofs-ir
 Architecture: any
-Depends: ${shlibs:Depends}, ${misc:Depends}, neofs-locode-db
+Depends: ${misc:Depends}, neofs-locode-db
 Description: NeoFS InnerRing node
- NeoFS is a decentralized distributed object storage integrated with the 
- NEO Blockchain.
- NeoFS Nodes are organized in a peer-to-peer network that takes care of storing
- and distributing user's data. 
- Any Neo user may participate in the network and get paid for providing storage
- resources to other users or store their data in NeoFS and pay a competitive 
- price for it.
+ NeoFS is a decentralized distributed object storage integrated with the NEO
+ Blockchain. NeoFS Nodes are organized in a peer-to-peer network that takes care
+ of storing and distributing user's data. Any Neo user may participate in the
+ network and get paid for providing storage resources to other users or store
+ their data in NeoFS and pay a competitive price for it.
 
 Package: neofs-cli
 Architecture: any
-Depends: ${shlibs:Depends}, ${misc:Depends}
+Depends: ${misc:Depends}
 Description: CLI tools for NeoFS
- NeoFS is a decentralized distributed object storage integrated with the 
- NEO Blockchain.
- NeoFS Nodes are organized in a peer-to-peer network that takes care of storing
- and distributing user's data. 
- Any Neo user may participate in the network and get paid for providing storage
- resources to other users or store their data in NeoFS and pay a competitive 
- price for it.
-
+ NeoFS is a decentralized distributed object storage integrated with the NEO
+ Blockchain. NeoFS Nodes are organized in a peer-to-peer network that takes care
+ of storing and distributing user's data. Any Neo user may participate in the
+ network and get paid for providing storage resources to other users or store
+ their data in NeoFS and pay a competitive price for it.
diff --git a/debian/neofs-ir.postinst b/debian/neofs-ir.postinst
index 55418e2da..76c2f7c3f 100644
--- a/debian/neofs-ir.postinst
+++ b/debian/neofs-ir.postinst
@@ -21,13 +21,13 @@ case "$1" in
         USERNAME=ir
         id -u neofs-ir >/dev/null 2>&1 || useradd -s /usr/sbin/nologin -d /var/lib/neofs/ir --system -M -U -c "NeoFS InnerRing node" neofs-ir
         if ! dpkg-statoverride --list /etc/neofs/$USERNAME >/dev/null; then
-            chown -f -R root:neofs-$USERNAME /etc/neofs/$USERNAME
+            chown -f root:neofs-$USERNAME /etc/neofs/$USERNAME/*
             chmod -f 0750 /etc/neofs/$USERNAME
-            chmod -f u=rwX,g=rX,o= /etc/neofs/$USERNAME/* || true
+
         fi
         USERDIR=$(getent passwd "neofs-$USERNAME" | cut -d: -f6)
         if ! dpkg-statoverride --list neofs-$USERDIR >/dev/null; then
-            chown -f -R neofs-$USERNAME: $USERDIR
+            chown -f neofs-$USERNAME: $USERDIR
         fi
     ;;
 
diff --git a/debian/neofs-storage.postinst b/debian/neofs-storage.postinst
index f1bf80bac..a8257e93e 100644
--- a/debian/neofs-storage.postinst
+++ b/debian/neofs-storage.postinst
@@ -21,13 +21,12 @@ case "$1" in
         USERNAME=storage
         id -u neofs-storage >/dev/null 2>&1 || useradd -s /usr/sbin/nologin -d /srv/neofs --system -M -U -c "NeoFS Storage node" neofs-storage
         if ! dpkg-statoverride --list /etc/neofs/$USERNAME >/dev/null; then
-            chown -f -R root:neofs-$USERNAME /etc/neofs/$USERNAME
+            chown -f root:neofs-$USERNAME /etc/neofs/$USERNAME/*
             chmod -f 0750 /etc/neofs/$USERNAME
-            chmod -f u=rwX,g=rX,o= /etc/neofs/$USERNAME/* || true
         fi
         USERDIR=$(getent passwd "neofs-$USERNAME" | cut -d: -f6)
         if ! dpkg-statoverride --list neofs-$USERDIR >/dev/null; then
-            chown -f -R neofs-$USERNAME: $USERDIR
+            chown -f neofs-$USERNAME: $USERDIR
         fi
     ;;
 
diff --git a/debian/rules b/debian/rules
index f9c5734ec..b1817e31c 100755
--- a/debian/rules
+++ b/debian/rules
@@ -17,17 +17,17 @@ override_dh_auto_install:
 
 	bin/neofs-adm completion bash > debian/neofs-adm.bash-completion
 	bin/neofs-cli completion bash > debian/neofs-cli.bash-completion
-	install -m 0755 -d debian/neofs-cli/usr/share/fish/completions
+	install -m 0755 -d debian/neofs-cli/usr/share/fish/completions/
 	install -m 0755 -d debian/neofs-cli/usr/share/zsh/vendor-completions/
 	bin/neofs-adm completion fish > debian/neofs-cli/usr/share/fish/completions/neofs-adm.fish
 	bin/neofs-adm completion zsh > debian/neofs-cli/usr/share/zsh/vendor-completions/_neofs-adm
 	bin/neofs-cli completion fish > debian/neofs-cli/usr/share/fish/completions/neofs-cli.fish
 	bin/neofs-cli completion zsh > debian/neofs-cli/usr/share/zsh/vendor-completions/_neofs-cli
 
-	install -T config/example/ir.yaml debian/neofs-ir/etc/neofs/ir/config.yml
-	install -T config/example/ir-control.yaml debian/neofs-ir/etc/neofs/ir/control.yml
-	install -T config/example/node.yaml debian/neofs-storage/etc/neofs/storage/config.yml
-	install -T config/example/node-control.yaml debian/neofs-storage/etc/neofs/storage/control.yml
+	install -T -m 0640 config/example/ir.yaml debian/neofs-ir/etc/neofs/ir/config.yml
+	install -T -m 0640 config/example/ir-control.yaml debian/neofs-ir/etc/neofs/ir/control.yml
+	install -T -m 0640 config/example/node.yaml debian/neofs-storage/etc/neofs/storage/config.yml
+	install -T -m 0640 config/example/node-control.yaml debian/neofs-storage/etc/neofs/storage/control.yml
 
 override_dh_installsystemd:
 	dh_installsystemd --no-enable --no-start --name=neofs-ir