diff --git a/commands/hugo.go b/commands/hugo.go
index d24c8cebb..d9af60712 100644
--- a/commands/hugo.go
+++ b/commands/hugo.go
@@ -250,8 +250,8 @@ func initHugoBuildCommonFlags(cmd *cobra.Command) {
 	cmd.Flags().StringVarP(&destination, "destination", "d", "", "filesystem path to write files to")
 	cmd.Flags().StringVarP(&theme, "theme", "t", "", "theme to use (located in /themes/THEMENAME/)")
 	cmd.Flags().StringVarP(&themesDir, "themesDir", "", "", "filesystem path to themes directory")
-	cmd.Flags().Bool("uglyURLs", false, "if true, use /filename.html instead of /filename/")
-	cmd.Flags().Bool("canonifyURLs", false, "if true, all relative URLs will be canonicalized using baseURL")
+	cmd.Flags().Bool("uglyURLs", false, "(deprecated) if true, use /filename.html instead of /filename/")
+	cmd.Flags().Bool("canonifyURLs", false, "(deprecated) if true, all relative URLs will be canonicalized using baseURL")
 	cmd.Flags().StringVarP(&baseURL, "baseURL", "b", "", "hostname (and path) to the root, e.g. http://spf13.com/")
 	cmd.Flags().Bool("enableGitInfo", false, "add Git revision, date and author info to the pages")
 	cmd.Flags().BoolVar(&gc, "gc", false, "enable to run some cleanup tasks (remove unused cache files) after the build")
@@ -259,8 +259,8 @@ func initHugoBuildCommonFlags(cmd *cobra.Command) {
 	cmd.Flags().BoolVar(&nitro.AnalysisOn, "stepAnalysis", false, "display memory and timing of different steps of the program")
 	cmd.Flags().Bool("templateMetrics", false, "display metrics about template executions")
 	cmd.Flags().Bool("templateMetricsHints", false, "calculate some improvement hints when combined with --templateMetrics")
-	cmd.Flags().Bool("pluralizeListTitles", true, "pluralize titles in lists using inflect")
-	cmd.Flags().Bool("preserveTaxonomyNames", false, `preserve taxonomy names as written ("Gérard Depardieu" vs "gerard-depardieu")`)
+	cmd.Flags().Bool("pluralizeListTitles", true, "(deprecated) pluralize titles in lists using inflect")
+	cmd.Flags().Bool("preserveTaxonomyNames", false, `(deprecated) preserve taxonomy names as written ("Gérard Depardieu" vs "gerard-depardieu")`)
 	cmd.Flags().BoolP("forceSyncStatic", "", false, "copy all files when static is changed.")
 	cmd.Flags().BoolP("noTimes", "", false, "don't sync modification time of files")
 	cmd.Flags().BoolP("noChmod", "", false, "don't sync permission mode of files")