diff --git a/Source/Machine/Concurrent.hs b/Source/Machine/Concurrent.hs
deleted file mode 100644
--- a/Source/Machine/Concurrent.hs
+++ /dev/null
@@ -1,4 +0,0 @@
-module Machine.Concurrent (
-  module Data.Machine.Concurrent) where
-
-import Data.Machine.Concurrent
diff --git a/liblawless.cabal b/liblawless.cabal
--- a/liblawless.cabal
+++ b/liblawless.cabal
@@ -1,5 +1,5 @@
 name:                liblawless
-version:             0.13.1
+version:             0.13.2
 synopsis:            Prelude based on protolude for GHC 8 and beyond.
 license:             GPL-3
 license-file:        LICENSE
@@ -23,7 +23,7 @@
 source-repository this
   type:     git
   location: https://gitlab.com/misandrist/liblawless.git
-  tag: v0.13.1
+  tag: v0.13.2
 
 library
   exposed-modules:
@@ -31,7 +31,6 @@
     Exception
     Generics
     Machine
-    Machine.Concurrent
     Parser
     Paths
     Lawless
@@ -76,7 +75,6 @@
     mtl                        >= 2.2.1 && < 2.3,
     time                       >= 1.6.0 && < 1.7,
     base-unicode-symbols       >= 0.2.2 && < 0.3,
-    concurrent-machines        >= 0.2.3 && < 0.3,
     stm                        >= 2.4.4 && < 2.5,
     machines                   >= 0.6.1 && < 0.7,
     contravariant              >= 1.4 && < 1.5,