diff --git a/iproute.cabal b/iproute.cabal
--- a/iproute.cabal
+++ b/iproute.cabal
@@ -1,5 +1,5 @@
 Name:                   iproute
-Version:                1.2.10
+Version:                1.2.11
 Author:                 Kazu Yamamoto <kazu@iij.ad.jp>
 Maintainer:             Kazu Yamamoto <kazu@iij.ad.jp>
 License:                BSD3
@@ -55,7 +55,7 @@
                       , byteorder
                       , containers
                       , network
-                      , Safe
+                      , safe
 
 Source-Repository head
   Type:                 git