diff --git a/btree-concurrent.cabal b/btree-concurrent.cabal
--- a/btree-concurrent.cabal
+++ b/btree-concurrent.cabal
@@ -1,5 +1,5 @@
 name:               btree-concurrent
-version:            0.1.1
+version:            0.1.3
 homepage:           https://github.com/brinchj/btree-concurrent
 synopsis:           A backend agnostic, concurrent BTree
 description:        A backend agnostic, concurrent BTree
@@ -14,7 +14,11 @@
 stability:          Experimental
 
 
+source-repository head
+  type: git
+  location: foo
 
+
 Test-Suite quickcheck-highlevel
     type:       exitcode-stdio-1.0
     main-is:    IOTreeTestQC.hs
@@ -23,33 +27,28 @@
         Test.Util
 
     build-depends:
-        base == 4.*, unix == 2.5.*, QuickCheck == 2.4.*
+        base == 4.*, unix >= 2.5, QuickCheck >= 2.4
         ,
         -- Everything the library depends on :-|
-        base == 4.*
-        ,
         -- control
         mtl == 2.*, stm == 2.2.*
         ,
         -- util
-        old-time == 1.*, random == 1.*, time == 1.*
+        random == 1.*, time == 1.*
         ,
         -- data structures
-        array == 0.4.*, containers == 0.4.*, hashable == 1.*
+        array == 0.4.*, containers >= 0.5, hashable == 1.*
         ,
         -- packing
         snappy == 0.2.*
         ,
         -- bytestring
-        bytestring == 0.9.*, base16-bytestring == 0.1.*, base64-bytestring == 0.1.*,
-        cereal == 0.3.*
+        bytestring >= 0.9, base64-bytestring == 1.*, cereal >= 0.3
         ,
         -- files
         directory == 1.*, filepath == 1.*
-        ,
-        -- crypto
-        cprng-aes == 0.2.*, entropy >= 0.2
 
+
     ghc-options:
         -threaded
         -Wall
@@ -77,23 +76,19 @@
         mtl == 2.*, stm == 2.2.*
         ,
         -- util
-        old-time == 1.*, random == 1.*, time == 1.*
+        random == 1.*, time == 1.*
         ,
         -- data structures
-        array == 0.4.*, containers == 0.4.*, hashable == 1.*
+        array == 0.4.*, containers >= 0.5, hashable == 1.*
         ,
         -- packing
         snappy == 0.2.*
         ,
         -- bytestring
-        bytestring == 0.9.*, base16-bytestring == 0.1.*, base64-bytestring == 0.1.*,
-        cereal == 0.3.*
+        bytestring >= 0.9, base64-bytestring == 1.*, cereal >= 0.3
         ,
         -- files
         directory == 1.*, filepath == 1.*
-        ,
-        -- crypto
-        cprng-aes == 0.2.*, entropy >= 0.2
 
 
     ghc-options:
@@ -101,4 +96,4 @@
         -Wall
         -fno-warn-hi-shadowing
         -fno-warn-name-shadowing
-        -fno-warn-missing-signatures -O2
+        -fno-warn-missing-signatures