diff --git a/product/ERP5/Document/BusinessTemplate.py b/product/ERP5/Document/BusinessTemplate.py
index 831ded01c4fcc6d63989f521cd496bf3028b9df2..0d7a251452b83f1ce14d029da2b628e55850ddcb 100755
--- a/product/ERP5/Document/BusinessTemplate.py
+++ b/product/ERP5/Document/BusinessTemplate.py
@@ -227,7 +227,7 @@ class BusinessTemplateTarball(BusinessTemplateArchive):
     for info in tar.getmembers():
       if 'CVS' in info.name.split('/'):
         continue
-      if class_name in info.name:
+      if class_name in info.name.split('/'):
         if info.isreg():
           file = tar.extractfile(info)
           folders = string.split(info.name, os.sep)