diff --git a/GNUmakefile b/GNUmakefile
index ccd5a01e..fb9533b3 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -54,7 +54,7 @@ attach:
 
 acceptance: fmt
 	export TF_ACC=true && \
-		go test -cover -coverprofile=coverage.txt -ldflags="-X '${PKG_VERSION_PATH}/provider.Version=${NEXT_VERSION}-test'" -v -p 1 -parallel 20 -timeout 45m ./pkg/...
+		go test -cover -coverprofile=coverage.txt -ldflags="-X '${PKG_VERSION_PATH}/provider.Version=${NEXT_VERSION}-test'" -v -p 1 -parallel 20 -timeout 1h ./pkg/...
 
 # To generate coverage.txt run `make acceptance` first
 coverage:
diff --git a/pkg/xray/resource/resource_xray_webhook.go b/pkg/xray/resource/resource_xray_webhook.go
index d63f6cfd..7e5874f6 100644
--- a/pkg/xray/resource/resource_xray_webhook.go
+++ b/pkg/xray/resource/resource_xray_webhook.go
@@ -202,28 +202,31 @@ func (r *WebhookResource) Read(ctx context.Context, req resource.ReadRequest, re
 
 	state.Name = types.StringValue(webhook.Name)
 
-	if state.Description.IsNull() {
-		state.Description = types.StringValue("")
-	}
+	description := types.StringNull()
 	if len(webhook.Description) > 0 {
-		state.Description = types.StringValue(webhook.Description)
+		description = types.StringValue(webhook.Description)
 	}
+	state.Description = description
 
 	state.URL = types.StringValue(webhook.URL)
 	state.UseProxy = types.BoolValue(webhook.UseProxy)
 
-	if !state.UserName.IsNull() {
-		state.UserName = types.StringValue(webhook.UserName)
+	username := types.StringNull()
+	if len(webhook.UserName) > 0 {
+		username = types.StringValue(webhook.UserName)
 	}
+	state.UserName = username
 
-	if !state.Headers.IsNull() {
-		headers, ds := types.MapValueFrom(ctx, types.StringType, webhook.Headers)
+	headers := types.MapNull(types.StringType)
+	if len(webhook.Headers) > 0 {
+		hs, ds := types.MapValueFrom(ctx, types.StringType, webhook.Headers)
 		if ds.HasError() {
 			resp.Diagnostics.Append(ds...)
 			return
 		}
-		state.Headers = headers
+		headers = hs
 	}
+	state.Headers = headers
 
 	// Save data into Terraform state
 	resp.Diagnostics.Append(resp.State.Set(ctx, &state)...)
diff --git a/pkg/xray/resource/resource_xray_webhook_test.go b/pkg/xray/resource/resource_xray_webhook_test.go
index f373591f..6453dd91 100644
--- a/pkg/xray/resource/resource_xray_webhook_test.go
+++ b/pkg/xray/resource/resource_xray_webhook_test.go
@@ -82,6 +82,23 @@ func TestAccWebhook_full(t *testing.T) {
 	url := fmt.Sprintf("https://tempurl%d.org", testutil.RandomInt())
 
 	const template = `
+		resource "xray_webhook" "{{ .name }}" {
+			name        = "{{ .name }}"
+			description = "{{ .description }}"
+			url         = "{{ .url }}"
+			use_proxy   = "{{ .use_proxy }}"
+		}
+	`
+	testData := map[string]string{
+		"name":        resourceName,
+		"description": "test description 2",
+		"url":         url,
+		"use_proxy":   "false",
+	}
+
+	config := util.ExecuteTemplate("TestAccWebhook_full", template, testData)
+
+	const updateTemplate = `
 		resource "xray_webhook" "{{ .name }}" {
 			name        = "{{ .name }}"
 			description = "{{ .description }}"
@@ -96,7 +113,7 @@ func TestAccWebhook_full(t *testing.T) {
 			}
 		}
 	`
-	testData := map[string]string{
+	updatedTestData := map[string]string{
 		"name":          resourceName,
 		"description":   "test description",
 		"url":           url,
@@ -108,23 +125,6 @@ func TestAccWebhook_full(t *testing.T) {
 		"header2_name":  "header2_name",
 		"header2_value": "header2_value",
 	}
-
-	config := util.ExecuteTemplate("TestAccWebhook_full", template, testData)
-
-	const updateTemplate = `
-		resource "xray_webhook" "{{ .name }}" {
-			name        = "{{ .name }}"
-			description = "{{ .description }}"
-			url         = "{{ .url }}"
-			use_proxy   = "{{ .use_proxy }}"
-		}
-	`
-	updatedTestData := map[string]string{
-		"name":        resourceName,
-		"description": "test description 2",
-		"url":         url,
-		"use_proxy":   "false",
-	}
 	updatedConfig := util.ExecuteTemplate("TestAccWebhook_full", updateTemplate, updatedTestData)
 
 	resource.Test(t, resource.TestCase{
@@ -138,11 +138,9 @@ func TestAccWebhook_full(t *testing.T) {
 					resource.TestCheckResourceAttr(fqrn, "description", testData["description"]),
 					resource.TestCheckResourceAttr(fqrn, "url", testData["url"]),
 					resource.TestCheckResourceAttr(fqrn, "use_proxy", testData["use_proxy"]),
-					resource.TestCheckResourceAttr(fqrn, "user_name", testData["user_name"]),
-					resource.TestCheckResourceAttr(fqrn, "password", testData["password"]),
-					resource.TestCheckResourceAttr(fqrn, "headers.%", "2"),
-					resource.TestCheckResourceAttr(fqrn, "headers.header1_name", testData["header1_value"]),
-					resource.TestCheckResourceAttr(fqrn, "headers.header2_name", testData["header2_value"]),
+					resource.TestCheckNoResourceAttr(fqrn, "user_name"),
+					resource.TestCheckNoResourceAttr(fqrn, "password"),
+					resource.TestCheckNoResourceAttr(fqrn, "headers.%"),
 				),
 			},
 			{
@@ -152,9 +150,11 @@ func TestAccWebhook_full(t *testing.T) {
 					resource.TestCheckResourceAttr(fqrn, "description", updatedTestData["description"]),
 					resource.TestCheckResourceAttr(fqrn, "url", updatedTestData["url"]),
 					resource.TestCheckResourceAttr(fqrn, "use_proxy", updatedTestData["use_proxy"]),
-					resource.TestCheckNoResourceAttr(fqrn, "user_name"),
-					resource.TestCheckNoResourceAttr(fqrn, "password"),
-					resource.TestCheckNoResourceAttr(fqrn, "headers.%"),
+					resource.TestCheckResourceAttr(fqrn, "user_name", updatedTestData["user_name"]),
+					resource.TestCheckResourceAttr(fqrn, "password", updatedTestData["password"]),
+					resource.TestCheckResourceAttr(fqrn, "headers.%", "2"),
+					resource.TestCheckResourceAttr(fqrn, "headers.header1_name", updatedTestData["header1_value"]),
+					resource.TestCheckResourceAttr(fqrn, "headers.header2_name", updatedTestData["header2_value"]),
 				),
 				ConfigPlanChecks: testutil.ConfigPlanChecks(""),
 			},