diff --git a/wallpapers/color/metadata.desktop b/wallpapers/color/metadata.desktop
--- a/wallpapers/color/metadata.desktop
+++ b/wallpapers/color/metadata.desktop
@@ -50,6 +50,7 @@
 Name[x-test]=xxPlain Colorxx
 Name[zh_CN]=纯色
 Name[zh_TW]=普通顏色
+Comment=Plain color wallpaper
 Type=Service
 
 X-KDE-ServiceTypes=Plasma/Wallpaper
diff --git a/wallpapers/image/imagepackage/metadata.desktop b/wallpapers/image/imagepackage/metadata.desktop
--- a/wallpapers/image/imagepackage/metadata.desktop
+++ b/wallpapers/image/imagepackage/metadata.desktop
@@ -80,6 +80,7 @@
 Name[x-test]=xxImagexx
 Name[zh_CN]=图像
 Name[zh_TW]=影像
+Comment=Wallpaper view for images
 Type=Service
 
 X-KDE-ServiceTypes=Plasma/Wallpaper
diff --git a/wallpapers/image/slideshowpackage/metadata.desktop b/wallpapers/image/slideshowpackage/metadata.desktop
--- a/wallpapers/image/slideshowpackage/metadata.desktop
+++ b/wallpapers/image/slideshowpackage/metadata.desktop
@@ -77,6 +77,7 @@
 Name[x-test]=xxSlideshowxx
 Name[zh_CN]=幻灯显示
 Name[zh_TW]=投影播放
+Comment=Slideshow wallpaper
 
 Type=Service