diff --git a/cmd/root.go b/cmd/root.go
index 3be824e..ab0dcc7 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -355,7 +355,7 @@ func rootCmdRun(cmd *cobra.Command, _ []string) {
 	// Check if main http server should run with TLS. Otherwise reset the TLS
 	// config on the server and then serve it over normal HTTP.
 	if api.Ssl.Enabled {
-		if err := s.ListenAndServeTLS(strings.ToLower(api.Ssl.CertificateFile), strings.ToLower(api.Ssl.KeyFile)); err != nil {
+		if err := s.ListenAndServeTLS(api.Ssl.CertificateFile, api.Ssl.KeyFile); err != nil {
 			log.WithFields(log.Fields{"auto_tls": false, "error": err}).Fatal("failed to configure HTTPS server")
 		}
 		return
diff --git a/router/router_system.go b/router/router_system.go
index 2f384af..d1e1469 100644
--- a/router/router_system.go
+++ b/router/router_system.go
@@ -103,15 +103,17 @@ func postUpdateConfiguration(c *gin.Context) {
 	if err := c.BindJSON(&cfg); err != nil {
 		return
 	}
+
 	// Keep the SSL certificates the same since the Panel will send through Lets Encrypt
 	// default locations. However, if we picked a different location manually we don't
 	// want to override that.
 	//
 	// If you pass through manual locations in the API call this logic will be skipped.
 	if strings.HasPrefix(cfg.Api.Ssl.KeyFile, "/etc/letsencrypt/live/") {
-		cfg.Api.Ssl.KeyFile = strings.ToLower(config.Get().Api.Ssl.KeyFile)
-		cfg.Api.Ssl.CertificateFile = strings.ToLower(config.Get().Api.Ssl.CertificateFile)
+		cfg.Api.Ssl.KeyFile = config.Get().Api.Ssl.KeyFile
+		cfg.Api.Ssl.CertificateFile = config.Get().Api.Ssl.CertificateFile
 	}
+
 	// Try to write this new configuration to the disk before updating our global
 	// state with it.
 	if err := config.WriteToDisk(cfg); err != nil {