diff --git a/nimber.cabal b/nimber.cabal
--- a/nimber.cabal
+++ b/nimber.cabal
@@ -1,5 +1,5 @@
 name:                nimber
-version:             0.1.3
+version:             0.1.4
 synopsis:            Finite nimber arithmetic
 description:
   The finite nimbers, 'Nimber', are a quadratically closed field of
@@ -17,7 +17,7 @@
 library
   exposed-modules:     Data.Nimber
   build-depends:
-    arithmoi >=0.1,
+    integer-logarithms >=1,
     base ==4.*
   ghc-options:       -Wall
 
@@ -28,4 +28,4 @@
 source-repository this
   type:                git
   location:            https://github.com/andersk/haskell-nimber
-  tag:                 0.1.3
+  tag:                 0.1.4