diff --git a/calibre-plugin/dialogs.py b/calibre-plugin/dialogs.py
index 74451bb..5fb402b 100644
--- a/calibre-plugin/dialogs.py
+++ b/calibre-plugin/dialogs.py
@@ -108,6 +108,7 @@ save_collisions={
     OVERWRITE:SAVE_OVERWRITE,
     OVERWRITEALWAYS:SAVE_OVERWRITEALWAYS,
     CALIBREONLY:SAVE_CALIBREONLY,
+    CALIBREONLYSAVECOL:SAVE_CALIBREONLYSAVECOL,
     SAVE_SKIP:SKIP,
     SAVE_ADDNEW:ADDNEW,
     SAVE_UPDATE:UPDATE,