diff --git a/backend/app/cmd/remap.go b/backend/app/cmd/remap.go
index eda4fcc7..209e5936 100644
--- a/backend/app/cmd/remap.go
+++ b/backend/app/cmd/remap.go
@@ -22,6 +22,7 @@ type RemapCommand struct {
 	CommonOpts
 }
 
+// Execute runs (re)mapper with RemapCommand parameters, entry point for "remap" command
 func (rc *RemapCommand) Execute(args []string) error {
 	log.Printf("[INFO] start remap, site %s, file with rules %s", rc.Site, rc.InputFile)
 	resetEnv("SECRET", "ADMIN_PASSWD")
diff --git a/backend/app/cmd/server.go b/backend/app/cmd/server.go
index 2e126017..4bc33df3 100644
--- a/backend/app/cmd/server.go
+++ b/backend/app/cmd/server.go
@@ -105,6 +105,7 @@ type ServerCommand struct {
 	CommonOpts
 }
 
+// ImageProxyGroup defines options group for image proxy
 type ImageProxyGroup struct {
 	HTTP2HTTPS    bool `long:"http2https" env:"HTTP2HTTPS" description:"enable HTTP->HTTPS proxy"`
 	CacheExternal bool `long:"cache-external" env:"CACHE_EXTERNAL" description:"enable caching for external images"`