diff --git a/src/openflexure_microscope_server/logging.py b/src/openflexure_microscope_server/logging.py
index dbd5f2e3..429355e6 100644
--- a/src/openflexure_microscope_server/logging.py
+++ b/src/openflexure_microscope_server/logging.py
@@ -5,7 +5,7 @@ import os
 from fastapi.responses import FileResponse, PlainTextResponse
 
 OFM_LOG_FOLDER =  "/var/openflexure/logs/"
-OFM_LOG_FILE = os.path.join(OFM_LOG_FOLDER, "openflexure-microscope.log")
+OFM_LOG_FILE = os.path.join(OFM_LOG_FOLDER, "openflexure_microscope.log")
 
 def configure_logging():
     root_logger = logging.getLogger()