diff --git a/src/application/kml.py b/src/application/kml.py
index a93ce8d..073ed8f 100755
--- a/src/application/kml.py
+++ b/src/application/kml.py
@@ -7,6 +7,9 @@ def path_to_kml(paths):
     kml+="<coordinates>"
     for p in paths[0]:
         kml+= str(p[1]) + "," + str(p[0]) + ",0\n"
+    # close polygon
+    p = paths[0][0]
+    kml += str(p[1]) + "," + str(p[0]) + ",0\n"
     kml += "</coordinates>"
     kml+= "</LinearRing>"
     kml+= "</outerBoundaryIs>"
@@ -16,6 +19,9 @@ def path_to_kml(paths):
         kml+="<coordinates>"
         for p in inner:
             kml+= str(p[1]) + "," + str(p[0]) + ",0\n"
+        # close polygon
+        p = inner[0][0]
+        kml += str(p[1]) + "," + str(p[0]) + ",0\n"
         kml += "</coordinates>"
         kml+= "</LinearRing>"
         kml +="</innerBoundaryIs>"