diff --git a/sip-jibri/rootfs/defaults/xorg-video-dummy.conf b/sip-jibri/rootfs/defaults/xorg-video-dummy.conf
index 218e3e4..a692155 100644
--- a/sip-jibri/rootfs/defaults/xorg-video-dummy.conf
+++ b/sip-jibri/rootfs/defaults/xorg-video-dummy.conf
@@ -110,8 +110,7 @@ Section "Screen"
   SubSection "Display"
     Viewport 0 0
     Depth 24
-    Modes "5120x3200" "3840x2880" "3840x2560" "3840x2048" "2048x2048" "2560x1600" "1920x1440" "1920x1200" "1920x1080" "1600x1200" "1680x1050" "1600x900" "1400x1050" "1440x900" "1280x1024" "1366x768" "1280x800" "1024x768" "1024x600" "800x600" "320x200"
-    Virtual {{ join " " (splitList "x" $SIP_JIBRI_RESOLUTION) }}
+    Modes "{{ $SIP_JIBRI_RESOLUTION }}"
   EndSubSection
 EndSection