diff --git a/bash-folders-battery-hook.sh b/bash-folders-battery-hook.sh
index 3281b77..2811347 100755
--- a/bash-folders-battery-hook.sh
+++ b/bash-folders-battery-hook.sh
@@ -92,11 +92,7 @@ main() {
             -l | --low )        settings['low']="${2}"; shift;;
             -H | --high )       settings['high']="${2}"; shift;;
             -- )                shift; break;;
-            * )
-                printf '%s\n' "Unknown option: '${1}'" >&2
-                usage
-                return 1
-                ;;
+            * )                 break;;
         esac
         shift
     done
diff --git a/bash-folders-image-to-webp.sh b/bash-folders-image-to-webp.sh
index 8da82b2..a3bb677 100755
--- a/bash-folders-image-to-webp.sh
+++ b/bash-folders-image-to-webp.sh
@@ -56,11 +56,7 @@ main() {
             -h | --help )       usage; return 0;;
             -q | --quality )    quality="${2}"; shift;;
             -- )                shift; break;;
-            * )
-                printf '%s\n' "Unknown option: '${1}'" >&2
-                usage
-                return 1
-                ;;
+            * )                 break;;
         esac
         shift
     done
diff --git a/bash-folders-video-optimizer.sh b/bash-folders-video-optimizer.sh
index d7a4fc8..a2a7b96 100755
--- a/bash-folders-video-optimizer.sh
+++ b/bash-folders-video-optimizer.sh
@@ -60,11 +60,7 @@ main() {
         case "${1}" in
             -h | --help )       usage; return 0;;
             -- )                shift; break;;
-            * )
-                printf '%s\n' "Unknown option: '${1}'" >&2
-                usage
-                return 1
-                ;;
+            * )                 break;;
         esac
         shift
     done