diff --git a/main.py b/main.py
index 58d65ab..4414142 100644
--- a/main.py
+++ b/main.py
@@ -523,15 +523,16 @@ async def fast_get_pipe_schema(network: str) -> dict[str, dict[str, Any]]:
     return get_pipe_schema(network)
 
 @app.post("/addpipe/")
-async def fastapi_add_pipe(network: str, pipe: str, node1: str, node2: str, length: float = 0, diameter: float = 0, roughness: float = 0, minorloss: float = 0, status: str = PIPE_STATUS_OPEN) -> ChangeSet:
+async def fastapi_add_pipe(network: str, pipe: str, node1: str, node2: str, length: float = 0, diameter: float = 0, roughness: float = 0, minor_loss: float = 0, status: str = PIPE_STATUS_OPEN) -> ChangeSet:
     ps = { 'id' : pipe,
            'node1' : node1,
            'node2' : node2,
            'length' : length,
            'diameter' : diameter,
            'roughness' : roughness,
-           'minor_loss' : minorloss,
-           'status' : status }   
+           'minor_loss' : minor_loss,
+           'status' : status 
+         }   
     return add_pipe(network, ChangeSet(ps))
 
 @app.post("/deletepipe/")