diff --git a/lib/sproutcore/models/manifest_entry.rb b/lib/sproutcore/models/manifest_entry.rb
index 6f2023e..c941853 100644
--- a/lib/sproutcore/models/manifest_entry.rb
+++ b/lib/sproutcore/models/manifest_entry.rb
@@ -218,7 +218,8 @@ def scan_module(&block)
             when :start
               
               # line has a build directive or comment - its OK
-              results = line.scan(COMMENT_OR_DIRECTIVE)
+              # NOTE: skip line if it has invalid encoding
+              results = line.scan(COMMENT_OR_DIRECTIVE) rescue nil 
               if results && results.size > 0
                 
                 # handle build directive