diff --git a/cmd/api-firewall/tests/wallarm_api2_update.db b/cmd/api-firewall/tests/wallarm_api2_update.db
index 9860857..1111e92 100644
Binary files a/cmd/api-firewall/tests/wallarm_api2_update.db and b/cmd/api-firewall/tests/wallarm_api2_update.db differ
diff --git a/demo/interface/api-mode/main.go b/demo/interface/api-mode/main.go
index a90a4f5..b43f883 100644
--- a/demo/interface/api-mode/main.go
+++ b/demo/interface/api-mode/main.go
@@ -4,7 +4,6 @@ import (
 	"bufio"
 	"bytes"
 	"encoding/json"
-	strconv2 "github.com/savsgio/gotils/strconv"
 	"net/http"
 	"os"
 	"os/signal"
@@ -13,6 +12,7 @@ import (
 	"time"
 
 	"github.com/pkg/errors"
+	strconv2 "github.com/savsgio/gotils/strconv"
 	"github.com/sirupsen/logrus"
 	"github.com/valyala/fasthttp"
 	"github.com/wallarm/api-firewall/demo/interface/api-mode/internal/updater"
@@ -69,7 +69,7 @@ func main() {
 			headers.Set(sk, sv)
 		})
 
-		result, err := apiFirewall.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Host(), ctx.Request.Header.Method(), ctx.Request.Body(), headers)
+		result, err := apiFirewall.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Method(), ctx.Request.Body(), headers)
 		if err != nil {
 			logger.Error(err)
 		}
diff --git a/pkg/apifw/apifw.go b/pkg/apifw/apifw.go
index 9720158..d80c00f 100644
--- a/pkg/apifw/apifw.go
+++ b/pkg/apifw/apifw.go
@@ -31,7 +31,7 @@ var (
 
 type APIFirewall interface {
 	ValidateRequestFromReader(schemaID int, r *bufio.Reader) (*web.APIModeResponse, error)
-	ValidateRequest(schemaID int, uri, host, method, body []byte, headers map[string][]string) (*web.APIModeResponse, error)
+	ValidateRequest(schemaID int, uri, method, body []byte, headers map[string][]string) (*web.APIModeResponse, error)
 	UpdateSpecsStorage() ([]int, bool, error)
 }
 
@@ -164,13 +164,12 @@ func (a *APIMode) UpdateSpecsStorage() ([]int, bool, error) {
 }
 
 // ValidateRequest method validates request against the spec with provided schema ID
-func (a *APIMode) ValidateRequest(schemaID int, uri, host, method, body []byte, headers map[string][]string) (*web.APIModeResponse, error) {
+func (a *APIMode) ValidateRequest(schemaID int, uri, method, body []byte, headers map[string][]string) (*web.APIModeResponse, error) {
 
 	// build fasthttp RequestCTX
 	ctx := new(fasthttp.RequestCtx)
 
 	ctx.Request.Header.SetRequestURIBytes(uri)
-	ctx.Request.Header.SetHostBytes(host)
 	ctx.Request.Header.SetMethodBytes(method)
 	ctx.Request.SetBody(body)
 
diff --git a/pkg/apifw/apifw_test.go b/pkg/apifw/apifw_test.go
index 4a788c4..d97b026 100644
--- a/pkg/apifw/apifw_test.go
+++ b/pkg/apifw/apifw_test.go
@@ -83,7 +83,7 @@ func validate200req(t *testing.T, apifw APIFirewall, schemaID int) {
 	ctx.Request.Header.SetMethod("GET")
 	ctx.Request.Header.SetHost("localhost")
 
-	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Host(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
+	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
 	if err != nil {
 		t.Error(err)
 	}
@@ -111,7 +111,7 @@ func validate403WrongMethodReq(t *testing.T, apifw APIFirewall, schemaID int) {
 	ctx.Request.Header.SetMethod("PUT")
 	ctx.Request.Header.SetHost("localhost")
 
-	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Host(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
+	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
 	if err != nil {
 		t.Error(err)
 	}
@@ -139,7 +139,7 @@ func validate403UnknownParamReq(t *testing.T, apifw APIFirewall, schemaID int) {
 	ctx.Request.Header.SetMethod("GET")
 	ctx.Request.Header.SetHost("localhost")
 
-	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Host(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
+	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
 	if err != nil {
 		t.Error(err)
 	}
@@ -167,7 +167,7 @@ func validate403RequiredParamMissedReq(t *testing.T, apifw APIFirewall, schemaID
 	ctx.Request.Header.SetMethod("GET")
 	ctx.Request.Header.SetHost("localhost")
 
-	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Host(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
+	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
 	if err != nil {
 		t.Error(err)
 	}
@@ -205,7 +205,7 @@ func validate500UnknownCTReq(t *testing.T, apifw APIFirewall, schemaID int) {
 		headers.Set(sk, sv)
 	})
 
-	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Host(), ctx.Request.Header.Method(), ctx.Request.Body(), headers)
+	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Method(), ctx.Request.Body(), headers)
 	if !errors.Is(err, ErrRequestParsing) {
 		t.Error(err)
 	}
@@ -233,7 +233,7 @@ func validate200OptionsReq(t *testing.T, apifw APIFirewall, schemaID int) {
 	ctx.Request.Header.SetMethod("OPTIONS")
 	ctx.Request.Header.SetHost("localhost")
 
-	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Host(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
+	res, err := apifw.ValidateRequest(schemaID, ctx.Request.Header.RequestURI(), ctx.Request.Header.Method(), ctx.Request.Body(), http.Header{})
 	if err != nil {
 		t.Error(err)
 	}