diff --git a/library/system/lvol b/library/system/lvol
index 14ebcaf1eb9..b827c6fca7e 100644
--- a/library/system/lvol
+++ b/library/system/lvol
@@ -72,7 +72,7 @@ EXAMPLES = '''
 '''
 
 import re
-decimal_point = pattern = re.compile(r"(\.|,)")
+decimal_point = re.compile(r"(\.|,)")
 
 def parse_lvs(data):
     lvs = []