diff --git a/default.nix b/default.nix
--- a/default.nix
+++ b/default.nix
@@ -5,7 +5,7 @@
 
 mkDerivation {
   pname = "kafka-device-spacenav";
-  version = "1.0.0.0";
+  version = "1.0.2.1";
   src = ./.;
   isLibrary = true;
   isExecutable = true;
diff --git a/kafka-device-spacenav.cabal b/kafka-device-spacenav.cabal
--- a/kafka-device-spacenav.cabal
+++ b/kafka-device-spacenav.cabal
@@ -1,5 +1,5 @@
 name         : kafka-device-spacenav
-version      : 1.0.0.0
+version      : 1.0.2.1
 synopsis     : Linux SpaceNavigator events via a Kafka message broker
 description  : This package contains functions for passing Linux device events from a SpaceNavigator \<<http://www.3dconnexion.com/products/spacemouse/spacenavigator.html>\> to topics on a Kafka message broker \<<https://kafka.apache.org/>\>.  Also see \<<https://hackage.haskell.org/package/kafka-device/>\>.
 license      : MIT
@@ -33,7 +33,7 @@
                   , binary       >= 0.8.5.1
                   , bytestring   >= 0.10.8
                   , cereal       >= 0.5.7
-                  , kafka-device >= 1.0.0
+                  , kafka-device >= 1.0.2.1
   hs-source-dirs  : src
   ghc-options     : -Wall
   default-language: Haskell2010
@@ -49,7 +49,7 @@
                   , binary       >= 0.8.5.1
                   , bytestring   >= 0.10.8
                   , cereal       >= 0.5.7
-                  , kafka-device >= 1.0.0
+                  , kafka-device >= 1.0.2.1
                   , yaml         >= 0.8.32
   hs-source-dirs  : src
   ghc-options     : -Wall