diff --git a/dosage b/dosage
index e63e2c4d3..1b9a73a3d 100755
--- a/dosage
+++ b/dosage
@@ -294,6 +294,8 @@ def getScrapers(comics, basepath=None, adult=True, multiple_allowed=False):
         # store them in an ordered set to eliminate duplicates
         scrapers = OrderedDict()
         for comic in comics:
+            if basepath and comic.startswith(basepath):
+                comic = comic[len(basepath):].lstrip("/")
             if ':' in comic:
                 name, index = comic.split(':', 1)
                 indexes = index.split(',')