diff --git a/changes/149.bugfix b/changes/149.bugfix
new file mode 100644
index 0000000..30fabce
--- /dev/null
+++ b/changes/149.bugfix
@@ -0,0 +1 @@
+add the version parameter to the alloed parameter so the requester can acess it.
diff --git a/taiga/models/models.py b/taiga/models/models.py
index e34a5ca..fe39e37 100644
--- a/taiga/models/models.py
+++ b/taiga/models/models.py
@@ -1765,7 +1765,7 @@ class WikiPage(InstanceResource):
 
     repr_attribute = "slug"
 
-    allowed_params = ["project", "slug", "content", "watchers"]
+    allowed_params = ["project", "slug", "content", "watchers", "version"]
 
     def attach(self, attached_file, **attrs):
         """