2 files changed, 1 insertions, 4 deletions

diff --git a/server/src/Thermoprint/Server/Queue.hs b/server/src/Thermoprint/Server/Queue.hs
index c6a7903..3c8fb9e 100644
--- a/server/src/Thermoprint/Server/Queue.hs
+++ b/server/src/Thermoprint/Server/Queue.hs
@@ -144,9 +144,6 @@ toZipper = Set.foldl' (flip insert) def
 type QueueManager t = QueueManagerM t (Extended Micro)
 type QueueManagerM t = ComposeT (StateT Queue) t STM
 
-instance (Monad (StateT s (g m)), Monad (g m)) => MonadState s (ComposeT (StateT s) g m) where
-  state = ComposeT . state
-
 runQM :: ( HasQueue q
          , MFunctor t
          , MonadTrans t
diff --git a/server/thermoprint-server.cabal b/server/thermoprint-server.cabal
index 7afcb55..6a53cd5 100644
--- a/server/thermoprint-server.cabal
+++ b/server/thermoprint-server.cabal
@@ -49,7 +49,7 @@ library
                      , time >=1.5.0 && <2
                      , wai >=3.0.4 && <4
                      , warp >=3.1.9 && <4
-                     , mmorph >=1.0.4 && <2
+                     , mmorph >=1.0.6 && <2
                      , extended-reals >=0.2.1 && <1
                      , filelock >=0.1.0 && <1
                      , bytestring >=0.10.6 && <1