diff --git a/lib/extract/extractPolyPoints.js b/lib/extract/extractPolyPoints.js
index 1c3ba4be..56c573f9 100644
--- a/lib/extract/extractPolyPoints.js
+++ b/lib/extract/extractPolyPoints.js
@@ -1,4 +1,4 @@
 
 export default function (polyPoints) {
-    return polyPoints.replace(/-/, ' -').split(/(?:\s+|\s*,)\s*/g).join(' ');
+    return polyPoints.replace(/-/, ' -').split(/(?:\s+|\s*,\s*)/g).join(' ');
 }