diff --git a/data_from_portwine/scripts/functions_helper b/data_from_portwine/scripts/functions_helper
index dbc960b..7b16ed7 100755
--- a/data_from_portwine/scripts/functions_helper
+++ b/data_from_portwine/scripts/functions_helper
@@ -1375,7 +1375,8 @@ recommend_dpi () {
         echo "disabled"
         return 1
     fi
-    local dpi=$(( height / 9 ))
+    local dpi=$(( height / 10 ))
+    (( dpi < 96 )) && local dpi="96"
     echo "$dpi"
 }