diff --git a/install_minimal/upgrades/airtime-1.9.0/media-monitor-upgrade.py b/install_minimal/upgrades/airtime-1.9.0/media-monitor-upgrade.py
index 04e3e62f3..35d0a1356 100644
--- a/install_minimal/upgrades/airtime-1.9.0/media-monitor-upgrade.py
+++ b/install_minimal/upgrades/airtime-1.9.0/media-monitor-upgrade.py
@@ -73,6 +73,7 @@ for line in f.readlines():
         if match:
             file_md["MDATA_KEY_TITLE"] = match.group(0)
 
+        file_md["MDATA_KEY_TITLE"] = file_md["MDATA_KEY_TITLE"].replace(" ", "-")
         file_md["MDATA_KEY_TITLE"] = db_md[6]+"-"+db_md[7]+"-00-"+file_md["MDATA_KEY_TITLE"]
         file_md["MDATA_KEY_YEAR"] = db_md[3]+"-"+db_md[4]+"-"+db_md[5]