diff --git a/openflexure_microscope/api/v2/views/actions/__init__.py b/openflexure_microscope/api/v2/views/actions/__init__.py
index aa4a2ae9..abab2118 100644
--- a/openflexure_microscope/api/v2/views/actions/__init__.py
+++ b/openflexure_microscope/api/v2/views/actions/__init__.py
@@ -1,7 +1,7 @@
 """
 Top-level representation of enabled actions
 """
-
+from flask import url_for
 from . import camera, stage, system
 
 from labthings.server.view import View
@@ -74,7 +74,7 @@ class ActionsView(View):
             d = {
                 "links": {
                     "self": {
-                        "href": current_labthing().url_for(action["view_class"]),
+                        "href": url_for(action["view_class"].endpoint, _external=True),
                         "mimetype": "application/json",
                         **description_from_view(action["view_class"]),
                     }