diff --git a/synadm/api.py b/synadm/api.py
index 75c0cb3d..1a843a33 100644
--- a/synadm/api.py
+++ b/synadm/api.py
@@ -843,7 +843,7 @@ def room_power_levels(self, from_, limit, name, order_by, reverse,
         return rooms
 
     def room_delete(self, room_id, new_room_user_id, room_name, message,
-                    block, no_purge):
+                    block, no_purge, force_purge):
         """ Delete a room and purge it if requested
         """
         data = {
@@ -857,11 +857,13 @@ def room_delete(self, room_id, new_room_user_id, room_name, message,
             data.update({"room_name": room_name})
         if message:
             data.update({"message": message})
+        if force_purge:
+            data.update({"force_purge": force_purge})
         return self.query("delete", "v1/rooms/{room_id}", data=data,
                           room_id=room_id)
 
     def room_delete_v2(self, room_id, new_room_user_id, room_name, message,
-                       block, purge):
+                       block, purge, force_purge):
         """ Delete a room asynchronously and purge it if requested
         """
         data = {
@@ -875,6 +877,8 @@ def room_delete_v2(self, room_id, new_room_user_id, room_name, message,
             data.update({"room_name": room_name})
         if message:
             data.update({"message": message})
+        if force_purge:
+            data.update({"force_purge": force_purge})
         return self.query("delete", "v2/rooms/{room_id}", data=data,
                           room_id=room_id)
 
diff --git a/synadm/cli/room.py b/synadm/cli/room.py
index dd3099a6..d22a178e 100644
--- a/synadm/cli/room.py
+++ b/synadm/cli/room.py
@@ -246,15 +246,22 @@ def members(helper, room_id):
     "--no-purge", is_flag=True, default=False, show_default=True,
     help="""Prevent removing of all traces of the room from your
     database.""")
+@click.option(
+    "--force-purge", is_flag=True, default=False, show_default=True,
+    help="""Force a purge to go ahead even if there are local users still
+    in the room. Do not use this unless a regular purge operation fails,
+    as it could leave those users' clients in a confused state.""")
 @click.option(
     "--v1", is_flag=True, default=False, show_default=True,
     help="""Use version 1 of the room delete API instead of version 2""")
 @click.pass_obj
 @click.pass_context
 def delete(ctx, helper, room_id, new_room_user_id, room_name, message, block,
-           no_purge, v1):
+           no_purge, force_purge, v1):
     """ Delete and possibly purge a room.
     """
+    if no_purge and force_purge:
+        click.echo("--force-purge will be ignored as --no-purge is set")
     room_details = helper.api.room_details(room_id)
     if "errcode" in room_details.keys():
         if room_details["errcode"] == "M_NOT_FOUND":
@@ -276,11 +283,11 @@ def delete(ctx, helper, room_id, new_room_user_id, room_name, message, block,
         if v1:
             room_del = helper.api.room_delete(
                 room_id, mxid, room_name,
-                message, block, no_purge)
+                message, block, no_purge, force_purge)
         else:
             room_del = helper.api.room_delete_v2(
                 room_id, mxid, room_name,
-                message, block, not bool(no_purge))
+                message, block, not bool(no_purge), force_purge)
         if room_del is None:
             click.echo("Room not deleted.")
             raise SystemExit(1)