diff --git a/CHANGELOG.md b/CHANGELOG.md
index cc2f4adad..a55143c6e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -861,7 +861,7 @@ with `NEOFS_IR_FEE_NAMED_CONTAINER_REGISTER`.
 
 ### Upgrading from v0.26.0
 You can specify default section in storage engine configuration.
-See [example](./config/example/node.yaml) for more details.
+See [example](./config/example/node.yml) for more details.
 
 ## [0.26.0] - 2021-10-19 - Udo (우도, 牛島)
 
diff --git a/config/example/README.md b/config/example/README.md
index 8dd0fe44a..b958766bf 100644
--- a/config/example/README.md
+++ b/config/example/README.md
@@ -1,7 +1,7 @@
 # Examples of correct configuration file structures
 
 Here are files in all supported formats and with all possible configuration values
-of FrostFS applications. See [node.yaml](node.yaml) for configuration notes.
+of FrostFS applications. See [node.yml](node.yml) for configuration notes.
 
 All parameters are correct, however, they are for informational purposes only.
 It is not recommended transferring these configs for real application launches.
@@ -10,11 +10,11 @@ It is not recommended transferring these configs for real application launches.
 
 - Storage node
   - JSON: `node.json`
-  - YAML: `node.yaml`
+  - YAML: `node.yml`
 - Inner ring
   - YAML: `ir.yaml`
 - CLI
-  - YAML: `cli.yaml`
+  - YAML: `cli.yml`
 
 ### Multiple configs
 
@@ -23,7 +23,7 @@ For example, you can use separate yaml file for each shard or each service (ppro
 You must use `--config-dir` flag to process several configs:
 
 ```shell
-$ ./bin/frotsfs-node --config ./config/example/node.yaml --config-dir ./dir/with/additional/configs
+$ ./bin/frotsfs-node --config ./config/example/node.yml --config-dir ./dir/with/additional/configs
 ```
 
 When the `--config-dir` flag set, the application:
diff --git a/config/example/cli.yaml b/config/example/cli.yml
similarity index 100%
rename from config/example/cli.yaml
rename to config/example/cli.yml
diff --git a/config/example/ir-control.yaml b/config/example/ir-control.yml
similarity index 100%
rename from config/example/ir-control.yaml
rename to config/example/ir-control.yml
diff --git a/config/example/node-control.yaml b/config/example/node-control.yml
similarity index 100%
rename from config/example/node-control.yaml
rename to config/example/node-control.yml
diff --git a/config/example/node.yaml b/config/example/node.yml
similarity index 100%
rename from config/example/node.yaml
rename to config/example/node.yml
diff --git a/debian/rules b/debian/rules
index b85356b99..148e8fce3 100755
--- a/debian/rules
+++ b/debian/rules
@@ -25,9 +25,9 @@ override_dh_auto_install:
 	bin/frostfs-cli completion zsh > debian/frostfs-cli/usr/share/zsh/vendor-completions/_frostfs-cli
 
 	install -T -m 0640 config/example/ir.yaml debian/frostfs-ir/etc/frostfs/ir/config.yml
-	install -T -m 0640 config/example/ir-control.yaml debian/frostfs-ir/etc/frostfs/ir/control.yml
-	install -T -m 0640 config/example/node.yaml debian/frostfs-storage/etc/frostfs/storage/config.yml
-	install -T -m 0640 config/example/node-control.yaml debian/frostfs-storage/etc/frostfs/storage/control.yml
+	install -T -m 0640 config/example/ir-control.yml debian/frostfs-ir/etc/frostfs/ir/control.yml
+	install -T -m 0640 config/example/node.yml debian/frostfs-storage/etc/frostfs/storage/config.yml
+	install -T -m 0640 config/example/node-control.yml debian/frostfs-storage/etc/frostfs/storage/control.yml
 
 override_dh_installsystemd:
 	dh_installsystemd --no-enable --no-start --name=frostfs-ir