diff --git a/pdf-thumbnailer/pdf-thumbnailer b/pdf-thumbnailer/pdf-thumbnailer
index 10dde15..a20918b 100755
--- a/pdf-thumbnailer/pdf-thumbnailer
+++ b/pdf-thumbnailer/pdf-thumbnailer
@@ -28,7 +28,7 @@ size=$3
 
 # evince-thumbnailer is better, check if that is installed
 if [ `which evince-thumbnailer` ]; then
-    exec evince-thumbnailer -s 128 "$ifile" "$ofile"
+    exec evince-thumbnailer -s $size "$ifile" "$ofile"
 fi
 
 # invoke convert (ImageMagick)