diff --git a/fifo_bridge.py b/fifo_bridge.py
index 7bb3703..dc75f1e 100755
--- a/fifo_bridge.py
+++ b/fifo_bridge.py
@@ -8,7 +8,7 @@ from serial.serialutil import SerialException
 
 
 mapid.load_dotenv()
-FIFO = return os.environ.get("FIFO")
+FIFO = os.environ.get("FIFO")
 
 
 def main():