diff --git a/bin/sassw b/bin/sassw
index fac0abb..1c2210a 100755
--- a/bin/sassw
+++ b/bin/sassw
@@ -16,7 +16,7 @@ import time
 
 filename = sys.argv[1] if len(sys.argv) > 1 else '.'
 if os.path.isdir(filename):
-    scss_filenames = [x for x in os.listdir(filename) if x.startswith('_') and x.endswith('.scss')]
+    scss_filenames = [x for x in os.listdir(filename) if not x.startswith('_') and x.endswith('.scss')]
     if not scss_filenames:
         print('Error: directory specified but no proper scss file within.', file=sys.stderr)
     filename = os.path.join(filename, scss_filenames[0])