minor for kataras#1335

Former-commit-id: 7bbb330cb4e769222ede5be0adbddc4e37df9e3b
goproxies · Aug 15, 2019 · cf26704 · cf26704
1 parent c9e9a4b
commit cf26704
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/context/problem.go b/context/problem.go
@@ -275,5 +275,7 @@ func (o *ProblemOptions) Apply(ctx Context) {
 		retryAfterHeaderValue = o.parseRetryAfter(o.RetryAfter, timeLayout)
 	}
 
-	ctx.Header("Retry-After", retryAfterHeaderValue)
+	if retryAfterHeaderValue != "" {
+		ctx.Header("Retry-After", retryAfterHeaderValue)
+	}
 }