diff --git a/ironic/common/utils.py b/ironic/common/utils.py
index 765e0778..3791fcf8 100644
--- a/ironic/common/utils.py
+++ b/ironic/common/utils.py
@@ -54,16 +54,6 @@ CONF.register_opts(utils_opts)
 
 LOG = logging.getLogger(__name__)
 
-# Used for looking up extensions of text
-# to their 'multiplied' byte amount
-BYTE_MULTIPLIERS = {
-    '': 1,
-    't': 1024 ** 4,
-    'g': 1024 ** 3,
-    'm': 1024 ** 2,
-    'k': 1024,
-}
-
 
 def _get_root_helper():
     return 'sudo ironic-rootwrap %s' % CONF.rootwrap_config