diff --git a/src/system/libroot/posix/string/strerror.c b/src/system/libroot/posix/string/strerror.c
index 8f464eb69d..53cb6735c8 100644
--- a/src/system/libroot/posix/string/strerror.c
+++ b/src/system/libroot/posix/string/strerror.c
@@ -500,6 +500,8 @@ error_description(int error)
 			return "Operation not supported";
 		case ENOTSOCK:
 			return "Socket operation on non-socket";
+		case EHOSTDOWN:
+			return "Host is down";
 		case EBADMSG:
 			return "Bad message";
 		case ECANCELED: