diff --git a/next/next.go b/next/next.go
index 032770d..3722d6a 100644
--- a/next/next.go
+++ b/next/next.go
@@ -33,7 +33,7 @@ func parseArgs(args []string) options {
 		case i == 1 && !flags.HasDashPrefix(arg):
 			opts.Tags.Val = arg
 		case i >= 2:
-			log.Println("um next: too many args")
+			log.Printf("um next: too many args: %s", args)
 			flags.Help("next", opts)
 		case arg == opts.Help.Long || arg == opts.Help.Short:
 			flags.Help("next", opts)
diff --git a/sort/sort.go b/sort/sort.go
index a1f4abb..08513f2 100644
--- a/sort/sort.go
+++ b/sort/sort.go
@@ -33,7 +33,7 @@ func parseArgs(args []string) options {
 		case arg == opts.Help.Long || arg == opts.Help.Short:
 			flags.Help("sort", opts)
 		default:
-			log.Println("um sort: invalid argument")
+			log.Printf("um sort: invalid argument: %s", arg)
 			flags.Help("sort", opts)
 		}
 	}
diff --git a/tag/tag.go b/tag/tag.go
index d6db357..c24774d 100644
--- a/tag/tag.go
+++ b/tag/tag.go
@@ -37,7 +37,7 @@ func parseArgs(args []string) options {
 		case arg == opts.Help.Long || arg == opts.Help.Short:
 			flags.Help("tag", opts)
 		default:
-			log.Println("um tag: invalid argument")
+			log.Printf("um tag: invalid argument: %s", arg)
 			flags.Help("tag", opts)
 		}
 	}