diff --git a/frontend-js/src/main/js/minerva.js b/frontend-js/src/main/js/minerva.js
index d943ddace17df45ff7ef011655210403654c4159..74c01b207732ba18eafb4256ad9fc5bef0f405db 100644
--- a/frontend-js/src/main/js/minerva.js
+++ b/frontend-js/src/main/js/minerva.js
@@ -315,7 +315,7 @@ function create(params) {
     params.setProject(project);
     var promise = Promise.resolve();
     if (params.getProject().getMapCanvasType() === "GOOGLE_MAPS_API") {
-      promise = functions.loadScript("https://maps.google.com/maps/api/js?libraries=drawing&key=" + params.getConfiguration().getOption(ConfigurationType.GOOGLE_MAPS_API_KEY));
+      promise = functions.loadScript("https://maps.google.com/maps/api/js?libraries=drawing&key=" + params.getConfiguration().getOption(ConfigurationType.GOOGLE_MAPS_API_KEY).getValue());
     }
     return promise;
   }).then(function(){