diff --git a/.golangci.yml b/.golangci.yml
index d3638fe..95a6fdc 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -64,5 +64,6 @@ linters:
     - gocognit
     - contextcheck
     - protogetter
+    - intrange
   disable-all: true
   fast: false
diff --git a/eacl/record.go b/eacl/record.go
index c808387..0165992 100644
--- a/eacl/record.go
+++ b/eacl/record.go
@@ -286,13 +286,13 @@ func equalRecords(r1, r2 Record) bool {
 		return false
 	}
 
-	for i := range len(fs1) {
+	for i := range fs1 {
 		if !equalFilters(fs1[i], fs2[i]) {
 			return false
 		}
 	}
 
-	for i := range len(ts1) {
+	for i := range ts1 {
 		if !equalTargets(ts1[i], ts2[i]) {
 			return false
 		}
diff --git a/eacl/table.go b/eacl/table.go
index 3fc9e60..6d491e9 100644
--- a/eacl/table.go
+++ b/eacl/table.go
@@ -212,7 +212,7 @@ func EqualTables(t1, t2 Table) bool {
 		return false
 	}
 
-	for i := range len(rs1) {
+	for i := range rs1 {
 		if !equalRecords(rs1[i], rs2[i]) {
 			return false
 		}
diff --git a/eacl/target.go b/eacl/target.go
index a2f9c36..dc6fdc2 100644
--- a/eacl/target.go
+++ b/eacl/target.go
@@ -169,7 +169,7 @@ func equalTargets(t1, t2 Target) bool {
 		return false
 	}
 
-	for i := range len(keys1) {
+	for i := range keys1 {
 		if !bytes.Equal(keys1[i], keys2[i]) {
 			return false
 		}
diff --git a/pool/tree/pool.go b/pool/tree/pool.go
index 0d7c117..b04ab2c 100644
--- a/pool/tree/pool.go
+++ b/pool/tree/pool.go
@@ -382,7 +382,7 @@ type SubTreeReader struct {
 
 // Read reads another list of the subtree nodes.
 func (x *SubTreeReader) Read(buf []*grpcService.GetSubTreeResponse_Body) (int, error) {
-	for i := range len(buf) {
+	for i := range buf {
 		resp, err := x.cli.Recv()
 		if err == io.EOF {
 			return i, io.EOF