diff --git a/wagtail_modeltranslation/static/modeltranslation/js/copy_stream_fields.js b/wagtail_modeltranslation/static/modeltranslation/js/copy_stream_fields.js
index 6f4ee9b..670e1a7 100644
--- a/wagtail_modeltranslation/static/modeltranslation/js/copy_stream_fields.js
+++ b/wagtail_modeltranslation/static/modeltranslation/js/copy_stream_fields.js
@@ -49,7 +49,7 @@ function requestCopyField(originID, targetID) {
 	 */
 	$.ajax({
 		url: 'copy_translation_content',
-		type: 'GET',
+		type: 'POST',
 		dataType: 'json',
 		data: {'origin_field_name': originID, 'target_field_name': targetID, 'serializedOriginField': jsonString},
 	})
@@ -59,7 +59,7 @@ function requestCopyField(originID, targetID) {
 		$(wrapperDiv).html(data);
 	})
 	.fail(function(error) {
-		console.log("wagtail-modeltranslation error: %s", error);
+		console.log("wagtail-modeltranslation error: %s", error.responseText);
 	})
 
 }
diff --git a/wagtail_modeltranslation/wagtail_hooks.py b/wagtail_modeltranslation/wagtail_hooks.py
index 6758a35..1ee2ac6 100644
--- a/wagtail_modeltranslation/wagtail_hooks.py
+++ b/wagtail_modeltranslation/wagtail_hooks.py
@@ -7,6 +7,7 @@ from django.conf import settings
 from django.conf.urls import url
 from django.http import QueryDict
 from django.http import HttpResponse
+from django.views.decorators.csrf import csrf_exempt
 
 from wagtail.wagtailcore import hooks
 from wagtail.wagtailcore.models import Page
@@ -34,6 +35,7 @@ def translated_slugs():
 ###############################################################################
 # Copy StreamFields content
 ###############################################################################
+@csrf_exempt
 def return_translation_target_field_rendered_html(request, page_id):
     """
     Ajax view that allows to duplicate content
@@ -43,10 +45,10 @@ def return_translation_target_field_rendered_html(request, page_id):
     page = Page.objects.get(pk=page_id)
 
     if request.is_ajax():
-        origin_field_name = request.GET.get('origin_field_name')
-        target_field_name = request.GET.get('target_field_name')
+        origin_field_name = request.POST.get('origin_field_name')
+        target_field_name = request.POST.get('target_field_name')
         origin_field_serialized = json.loads(
-            request.GET.get('serializedOriginField'))
+            request.POST.get('serializedOriginField'))
 
         # Patch field prefixes from origin field to target field
         target_field_patched = []