diff --git a/volatility/plugins/linux/linux_yarascan.py b/volatility/plugins/linux/linux_yarascan.py
index bb257c51..4235f65e 100644
--- a/volatility/plugins/linux/linux_yarascan.py
+++ b/volatility/plugins/linux/linux_yarascan.py
@@ -44,6 +44,7 @@ class VmaYaraScanner(malfind.BaseYaraScanner):
                 yield match
 
 class linux_yarascan(malfind.YaraScan):
+    """A shell in the Linux memory image"""
 
     @staticmethod
     def is_valid_profile(profile):