diff --git a/openbis/source/java/ch/systemsx/cisd/openbis/public/resources/js/openbis.js b/openbis/source/java/ch/systemsx/cisd/openbis/public/resources/js/openbis.js
index d19d171cb06becb5449e85969a38976d09aa3326..1da68fbd7c1754d021b6320be842f8a451905d62 100644
--- a/openbis/source/java/ch/systemsx/cisd/openbis/public/resources/js/openbis.js
+++ b/openbis/source/java/ch/systemsx/cisd/openbis/public/resources/js/openbis.js
@@ -54,6 +54,7 @@ _openbisInternal.prototype.ajaxRequest = function(settings) {
 	settings.type = "POST";
 	settings.processData = false;
 	settings.dataType = "json";
+	settings.jsonp = false;
 	settings.data = this.jsonRequestData(settings.data);
 	settings.success = this.ajaxRequestSuccess(settings.success);
 	// we call the same settings.success function for backward compatibility
diff --git a/plasmid/source/core-plugins/eln-lims/1/as/webapps/eln-lims/html/lib/openbis/js/v1/openbis.js b/plasmid/source/core-plugins/eln-lims/1/as/webapps/eln-lims/html/lib/openbis/js/v1/openbis.js
index 672a14e20fc6000952398864c797e114948a8f63..66528c311354547ad7edbe1809fe5c3e5ebb146c 100644
--- a/plasmid/source/core-plugins/eln-lims/1/as/webapps/eln-lims/html/lib/openbis/js/v1/openbis.js
+++ b/plasmid/source/core-plugins/eln-lims/1/as/webapps/eln-lims/html/lib/openbis/js/v1/openbis.js
@@ -54,6 +54,7 @@ _openbisInternal.prototype.ajaxRequest = function(settings) {
 	settings.type = "POST";
 	settings.processData = false;
 	settings.dataType = "json";
+	settings.jsonp = false;
 	settings.data = this.jsonRequestData(settings.data);
 	settings.success = this.ajaxRequestSuccess(settings.success);
 	// we call the same settings.success function for backward compatibility