diff --git a/.shenanigans.sh b/.shenanigans.sh
index d409727d0889c90d97d305ec095cf26695d8c176..e607ccc7cd87298092bb0c881b8793daaa9ed86d 100755
--- a/.shenanigans.sh
+++ b/.shenanigans.sh
@@ -103,6 +103,9 @@ 	if [ -z "$W" ] || [ -z "$H" ]; then
 		echo "failed to get geometry"; exit 1
 	fi
 
+	W=$((W / 2 * 2))
+	H=$((H / 2 * 2))
+
 	ts=$(date '+%F-%H-%M-%S')
 	out="$HOME/Videos/record-${ts}.mp4"
 	echo "Recording ${W}x${H}+${X},${Y} -> ${out}"