diff --git a/cmd/neofs-ir/defaults.go b/cmd/neofs-ir/defaults.go
index a9ed663f6..6b571a570 100644
--- a/cmd/neofs-ir/defaults.go
+++ b/cmd/neofs-ir/defaults.go
@@ -37,11 +37,11 @@ func newConfig(path string) (*viper.Viper, error) {
 func defaultConfiguration(cfg *viper.Viper) {
 	cfg.SetDefault("logger.level", "info")
 
-	cfg.SetDefault("profiler.address", "localhost:6060")
-	cfg.SetDefault("profiler.shutdown_timeout", "30s")
+	cfg.SetDefault("pprof.address", "localhost:6060")
+	cfg.SetDefault("pprof.shutdown_timeout", "30s")
 
-	cfg.SetDefault("metrics.address", "localhost:9090")
-	cfg.SetDefault("metrics.shutdown_timeout", "30s")
+	cfg.SetDefault("prometheus.address", "localhost:9090")
+	cfg.SetDefault("prometheus.shutdown_timeout", "30s")
 
 	cfg.SetDefault("without_mainnet", false)
 
diff --git a/cmd/neofs-ir/main.go b/cmd/neofs-ir/main.go
index f6eb1c6d7..7274d2c9c 100644
--- a/cmd/neofs-ir/main.go
+++ b/cmd/neofs-ir/main.go
@@ -110,51 +110,31 @@ func main() {
 func initHTTPServers(cfg *viper.Viper, log *logger.Logger) []*httputil.Server {
 	items := []struct {
 		cfgPrefix string
-		oldPrefix string
 		handler   func() http.Handler
 	}{
-		{"pprof", "profiler", httputil.Handler},
-		{"prometheus", "metrics", promhttp.Handler},
+		{"pprof", httputil.Handler},
+		{"prometheus", promhttp.Handler},
 	}
 
 	httpServers := make([]*httputil.Server, 0, len(items))
 
 	for _, item := range items {
-		var printDeprecatedMsg bool
 		if !cfg.GetBool(item.cfgPrefix + ".enabled") {
-			if !cfg.GetBool(item.oldPrefix + ".enabled") {
-				log.Info(item.cfgPrefix + " is disabled, skip")
-				continue
-			}
-			printDeprecatedMsg = true
+			log.Info(item.cfgPrefix + " is disabled, skip")
+			continue
 		}
 
-		// The default value is set only for the deprecated prefix, so empty string can be returned.
 		addr := cfg.GetString(item.cfgPrefix + ".address")
-		if addr == "" {
-			addr = cfg.GetString(item.oldPrefix + ".address")
-			printDeprecatedMsg = true
-		}
 
 		var prm httputil.Prm
 
 		prm.Address = addr
 		prm.Handler = item.handler()
 
-		timeout := cfg.GetDuration(item.cfgPrefix + ".shutdown_timeout")
-		if timeout == 0 {
-			timeout = cfg.GetDuration(item.oldPrefix + ".shutdown_timeout")
-			printDeprecatedMsg = true
-		}
-
-		if printDeprecatedMsg {
-			log.Info(item.oldPrefix + " config section is deprecated, use " + item.cfgPrefix)
-		}
-
 		httpServers = append(httpServers,
 			httputil.New(prm,
 				httputil.WithShutdownTimeout(
-					timeout,
+					cfg.GetDuration(item.cfgPrefix+".shutdown_timeout"),
 				),
 			),
 		)
diff --git a/cmd/neofs-node/config/metrics/config.go b/cmd/neofs-node/config/metrics/config.go
index 03514016a..d5941a6fd 100644
--- a/cmd/neofs-node/config/metrics/config.go
+++ b/cmd/neofs-node/config/metrics/config.go
@@ -7,8 +7,7 @@ import (
 )
 
 const (
-	subsection    = "prometheus"
-	subsectionOld = "metrics"
+	subsection = "prometheus"
 
 	// ShutdownTimeoutDefault is a default value for metrics HTTP service timeout.
 	ShutdownTimeoutDefault = 30 * time.Second
@@ -18,25 +17,19 @@ const (
 )
 
 // Enabled returns the  value of "enabled" config parameter
-// from "metrics" section.
+// from "prometheus" section.
 //
 // Returns false if the value is missing or invalid.
 func Enabled(c *config.Config) bool {
-	s := c.Sub(subsection)
-	s.SetDefault(c.Sub(subsectionOld))
-
-	return config.BoolSafe(s, "enabled")
+	return config.BoolSafe(c.Sub(subsection), "enabled")
 }
 
 // ShutdownTimeout returns the  value of "shutdown_timeout" config parameter
-// from "metrics" section.
+// from "prometheus" section.
 //
 // Returns ShutdownTimeoutDefault if the  value is not positive duration.
 func ShutdownTimeout(c *config.Config) time.Duration {
-	s := c.Sub(subsection)
-	s.SetDefault(c.Sub(subsectionOld))
-
-	v := config.DurationSafe(s, "shutdown_timeout")
+	v := config.DurationSafe(c.Sub(subsection), "shutdown_timeout")
 	if v > 0 {
 		return v
 	}
@@ -45,14 +38,11 @@ func ShutdownTimeout(c *config.Config) time.Duration {
 }
 
 // Address returns the  value of "address" config parameter
-// from "metrics" section.
+// from "prometheus" section.
 //
 // Returns AddressDefault if the  value is not set.
 func Address(c *config.Config) string {
-	s := c.Sub(subsection)
-	s.SetDefault(c.Sub(subsectionOld))
-
-	v := config.StringSafe(s, "address")
+	v := config.StringSafe(c.Sub(subsection), "address")
 	if v != "" {
 		return v
 	}
diff --git a/cmd/neofs-node/config/profiler/config.go b/cmd/neofs-node/config/profiler/config.go
index 2ad9cee7a..6419b803a 100644
--- a/cmd/neofs-node/config/profiler/config.go
+++ b/cmd/neofs-node/config/profiler/config.go
@@ -7,8 +7,7 @@ import (
 )
 
 const (
-	subsection    = "pprof"
-	subsectionOld = "profiler"
+	subsection = "pprof"
 
 	// ShutdownTimeoutDefault is a default value for profiler HTTP service timeout.
 	ShutdownTimeoutDefault = 30 * time.Second
@@ -18,25 +17,19 @@ const (
 )
 
 // Enabled returns the  value of "enabled" config parameter
-// from "profiler" section.
+// from "pprof" section.
 //
 // Returns false if the value is missing or invalid.
 func Enabled(c *config.Config) bool {
-	s := c.Sub(subsection)
-	s.SetDefault(c.Sub(subsectionOld))
-
-	return config.BoolSafe(s, "enabled")
+	return config.BoolSafe(c.Sub(subsection), "enabled")
 }
 
 // ShutdownTimeout returns the value of "shutdown_timeout" config parameter
-// from "profiler" section.
+// from "pprof" section.
 //
 // Returns ShutdownTimeoutDefault if the value is not positive duration.
 func ShutdownTimeout(c *config.Config) time.Duration {
-	s := c.Sub(subsection)
-	s.SetDefault(c.Sub(subsectionOld))
-
-	v := config.DurationSafe(s, "shutdown_timeout")
+	v := config.DurationSafe(c.Sub(subsection), "shutdown_timeout")
 	if v > 0 {
 		return v
 	}
@@ -45,12 +38,11 @@ func ShutdownTimeout(c *config.Config) time.Duration {
 }
 
 // Address returns the value of "address" config parameter
-// from "profiler" section.
+// from "pprof" section.
 //
 // Returns AddressDefault if the value is not set.
 func Address(c *config.Config) string {
 	s := c.Sub(subsection)
-	s.SetDefault(c.Sub(subsectionOld))
 
 	v := config.StringSafe(s, "address")
 	if v != "" {
diff --git a/config/example/node.env b/config/example/node.env
index 8a018d1c8..2f91b3696 100644
--- a/config/example/node.env
+++ b/config/example/node.env
@@ -1,12 +1,12 @@
 NEOFS_LOGGER_LEVEL=debug
 
-NEOFS_PROFILER_ENABLED=true
-NEOFS_PROFILER_ADDRESS=localhost:6060
-NEOFS_PROFILER_SHUTDOWN_TIMEOUT=15s
+NEOFS_PPROF_ENABLED=true
+NEOFS_PPROF_ADDRESS=localhost:6060
+NEOFS_PPROF_SHUTDOWN_TIMEOUT=15s
 
-NEOFS_METRICS_ENABLED=true
-NEOFS_METRICS_ADDRESS=localhost:9090
-NEOFS_METRICS_SHUTDOWN_TIMEOUT=15s
+NEOFS_PROMETHEUS_ENABLED=true
+NEOFS_PROMETHEUS_ADDRESS=localhost:9090
+NEOFS_PROMETHEUS_SHUTDOWN_TIMEOUT=15s
 
 # Node section
 NEOFS_NODE_KEY=./wallet.key
diff --git a/config/example/node.json b/config/example/node.json
index 53c4aaa61..0e19233ca 100644
--- a/config/example/node.json
+++ b/config/example/node.json
@@ -2,12 +2,12 @@
   "logger": {
     "level": "debug"
   },
-  "profiler": {
+  "pprof": {
     "enabled": true,
     "address": "localhost:6060",
     "shutdown_timeout": "15s"
   },
-  "metrics": {
+  "prometheus": {
     "enabled": true,
     "address": "localhost:9090",
     "shutdown_timeout": "15s"