diff --git a/src/http.c b/src/http.c
index e35e1c0da..59e71312b 100644
--- a/src/http.c
+++ b/src/http.c
@@ -830,6 +830,8 @@ char *http_ret_text(int ret)
 		return "Requested Range Not Satisfiable";
 	case 417:
 		return "Expectation Failed";
+	case 418:
+		return "I'm a teapot";
 	case 422:
 		return "Unprocessable Entity";
 	case 423:
@@ -840,6 +842,12 @@ char *http_ret_text(int ret)
 		return "Unordered Collection";
 	case 426:
 		return "Upgrade Required";
+	case 444:
+		return "No Response";
+	case 450:
+		return "Blocked by Windows Parental Controls";
+	case 499:
+		return "Client Closed Request";
 
 	case 500:
 		return "Internal Server Error";