diff --git a/Data/DList/Instances.hs b/Data/DList/Instances.hs
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--- /dev/null
+++ b/Data/DList/Instances.hs
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+{-# OPTIONS_GHC -fno-warn-orphans #-}
+module Data.DList.Instances () where
+
+import Data.DList
+import Data.Semigroup
+
+instance Semigroup (DList a)
diff --git a/LICENSE b/LICENSE
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--- /dev/null
+++ b/LICENSE
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+Copyright (c) Don Stewart 2006-2009, (c) Sean Leather 2013
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of Don Stewart nor the names of other
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/README.md b/README.md
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--- /dev/null
+++ b/README.md
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+orphan instances for dlist
+
+currently just a Semigroup instance
diff --git a/Setup.hs b/Setup.hs
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--- /dev/null
+++ b/Setup.hs
@@ -0,0 +1,2 @@
+import Distribution.Simple
+main = defaultMain
diff --git a/dlist-instances.cabal b/dlist-instances.cabal
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--- /dev/null
+++ b/dlist-instances.cabal
@@ -0,0 +1,31 @@
+name:                   dlist-instances
+version:                0.1
+synopsis:               Difference lists instances
+description:
+  See the dlist packages.
+  This package is the canonical source for some orphan instances.
+  Orphan instances are placed here to avoid dependencies elsewhere.
+category:               Data
+license:                BSD3
+license-file:           LICENSE
+author:                 Greg Weber
+maintainer:             Greg Weber <greg@gregweber.info>
+copyright:              2013 Greg Weber
+homepage:               https://github.com/gregwebs/dlist-instances
+bug-reports:            https://github.com/gregwebs/dlist-instances/issues
+extra-source-files:     README.md
+build-type:             Simple
+cabal-version:          >= 1.9.2
+
+source-repository head
+  type:                 git
+  location:             git://github.com/gregwebs/dlist-instances.git
+
+library
+  build-depends:
+                        base >= 2 && < 5,
+                        semigroups,
+                        dlist
+
+  ghc-options:          -Wall
+  exposed-modules:      Data.DList.Instances