diff --git a/main.py b/main.py
index 4aefba8..2bf1abc 100644
--- a/main.py
+++ b/main.py
@@ -796,7 +796,7 @@ async def fastapi_set_pipe_minor_loss(network: str, pipe: str, minor_loss: float
     return set_pipe(network, ChangeSet(ps))
 
 @app.post("/setpipestatus/")
-async def fastapi_set_pipe_status(network: str, pipe: str, status: float) -> ChangeSet:
+async def fastapi_set_pipe_status(network: str, pipe: str, status: str) -> ChangeSet:
     ps = { 'id' : pipe,
            'status' : status }
     return set_pipe(network, ChangeSet(ps))