diff --git a/src/calibre/ebooks/metadata/covers.py b/src/calibre/ebooks/metadata/covers.py
index a0e8b4ea75..cbd8fc0e99 100644
--- a/src/calibre/ebooks/metadata/covers.py
+++ b/src/calibre/ebooks/metadata/covers.py
@@ -131,7 +131,7 @@ class LibraryThingCovers(CoverDownload): # {{{
             raise err
         else:
             if '/wiki/index.php/HelpThing:Verify' in src:
-                raise Exception('LibraryThing is blocking your computer.')
+                raise Exception('LibraryThing is blocking calibre.')
             s = BeautifulSoup(src)
             url = s.find('td', attrs={'class':'left'})
             if url is None:
diff --git a/src/calibre/ebooks/metadata/library_thing.py b/src/calibre/ebooks/metadata/library_thing.py
index 54ec259cb0..a0f28a3c21 100644
--- a/src/calibre/ebooks/metadata/library_thing.py
+++ b/src/calibre/ebooks/metadata/library_thing.py
@@ -97,7 +97,7 @@ def get_social_metadata(title, authors, publisher, isbn, username=None,
         except:
             return mi
         if '/wiki/index.php/HelpThing:Verify' in raw:
-            raise Exception('LibraryThing is blocking your computer.')
+            raise Exception('LibraryThing is blocking calibre.')
         if not raw:
             return mi
         raw = raw.decode('utf-8', 'replace')