diff --git a/docs/content/migration/v2.md b/docs/content/migration/v2.md
index 84e161c93..d75e6e5c1 100644
--- a/docs/content/migration/v2.md
+++ b/docs/content/migration/v2.md
@@ -348,7 +348,7 @@ It is therefore necessary to update [RBAC](../reference/dynamic-configuration/ku
 
 ### Non-ASCII Domain Names
 
-In `v2.4.8` we introduced a new check on domain names used in HTTP router rule `Host` and `HostRegexp` expressions,
+In `v2.4.8`, we introduced a new check on domain names used in HTTP router rule `Host` and `HostRegexp` expressions,
 and in TCP router rule `HostSNI` expression.
 This check ensures that provided domain names don't contain non-ASCII characters. 
 If not, an error is raised, and the associated router will be shown as invalid in the dashboard.
@@ -358,3 +358,9 @@ It doesn't change the support for non-ASCII domain names in routers rules, which
 
 In order to use non-ASCII domain names in a router's rule, one should use the Punycode form of the domain name.
 For more information, please read the [HTTP routers rule](../routing/routers/index.md#rule) part or [TCP router rules](../routing/routers/index.md#rule_1) part of the documentation.
+
+## v2.4.8 to v2.4.9
+
+### Tracing Span
+
+In `v2.4.9`, we changed span error to log only server errors (>= 500).
diff --git a/pkg/tracing/tracing.go b/pkg/tracing/tracing.go
index 02fab9c5d..498a26348 100644
--- a/pkg/tracing/tracing.go
+++ b/pkg/tracing/tracing.go
@@ -117,7 +117,7 @@ func LogRequest(span opentracing.Span, r *http.Request) {
 func LogResponseCode(span opentracing.Span, code int) {
 	if span != nil {
 		ext.HTTPStatusCode.Set(span, uint16(code))
-		if code >= 400 {
+		if code >= http.StatusInternalServerError {
 			ext.Error.Set(span, true)
 		}
 	}