diff --git a/package-lock.json b/package-lock.json
index b8a5b5c..f187626 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "cimengine-build-tools",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "cimengine-build-tools",
-      "version": "1.2.0",
+      "version": "1.2.1",
       "license": "MIT",
       "dependencies": {
         "@turf/turf": "^6.5.0",
diff --git a/package.json b/package.json
index b9c1162..3af8462 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cimengine-build-tools",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "description": "Geojson data processing tools for CIMEngine",
   "main": "index.js",
   "scripts": {
diff --git a/tools/GeoBuilder.js b/tools/GeoBuilder.js
index e812170..246e6cf 100644
--- a/tools/GeoBuilder.js
+++ b/tools/GeoBuilder.js
@@ -43,9 +43,9 @@ for (country of layers) {
   );
 
   co_features.features = co_features.features.map((val) => {
-    if (val.geometry.type == "Polygon") {
+    if (val?.geometry?.type == "Polygon") {
       val.properties = {};
-    } else if (val.geometry.type == "MultiPolygon") {
+    } else if (val?.geometry?.type == "MultiPolygon") {
       console.error("Error: MultiPolygons are not allowed!");
       process.exit(1);
     }