diff --git a/core/corehttp/commands.go b/core/corehttp/commands.go
index e1d4bfd3beb77f1d1ec858ef81dcb6837d32e73c..9dfdfe70aba098b2fd387a4d7515ec8dea17db92 100644
--- a/core/corehttp/commands.go
+++ b/core/corehttp/commands.go
@@ -51,9 +51,6 @@ func addCORSFromEnv(c *cmdsHttp.ServerConfig) {
 	origin := os.Getenv(originEnvKey)
 	if origin != "" {
 		log.Warning(originEnvKeyDeprecate)
-		if len(c.AllowedOrigins()) == 0 {
-			c.SetAllowedOrigins([]string{origin}...)
-		}
 		c.AppendAllowedOrigins(origin)
 	}
 }