diff --git a/ecran b/ecran
index 319bc5a..eb10bcf 100755
--- a/ecran
+++ b/ecran
@@ -145,7 +145,11 @@ case "${1}" in
 		;;
 	leftof | left-of | ds | dock | dockstation | work )
 		#xrandr --output VGA-1 --mode 1024x768 --left-of "${PRIMARY_OUTPUT_NAME:=/dev/null}" --output "${PRIMARY_OUTPUT_NAME:=/dev/null}" --mode 1366x768
-		xrandr --output "${SECOND_OUTPUT_NAME:=/dev/null}" --auto --left-of "${PRIMARY_OUTPUT_NAME:=/dev/null}" --output "${PRIMARY_OUTPUT_NAME:=/dev/null}" --auto
+		if [ -n "${PRIMARY_OUTPUT_MODE}" ]; then
+			xrandr --output "${SECOND_OUTPUT_NAME:=/dev/null}" --auto --left-of "${PRIMARY_OUTPUT_NAME:=/dev/null}" --output "${PRIMARY_OUTPUT_NAME:=/dev/null}" --mode "${PRIMARY_OUTPUT_MODE}"
+		else
+			xrandr --output "${SECOND_OUTPUT_NAME:=/dev/null}" --auto --left-of "${PRIMARY_OUTPUT_NAME:=/dev/null}" --output "${PRIMARY_OUTPUT_NAME:=/dev/null}" --auto
+		fi
 		printf "%b\n" 'Xrandr for second output left-of primary screen'
 		;;
 	rightof | right-of | home )