diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+2023-02-21 Ivan Perez <ivan.perez@keera.co.uk>
+        * Version bump (0.10.0) (#342).
+        * Remove the function FRP.Dunai.LTLPast.prev (#341).
+
 2022-12-21 Ivan Perez <ivan.perez@keera.co.uk>
         * Version bump (0.9.2) (#340).
 
diff --git a/dunai-test.cabal b/dunai-test.cabal
--- a/dunai-test.cabal
+++ b/dunai-test.cabal
@@ -30,7 +30,7 @@
 build-type:    Simple
 
 name:          dunai-test
-version:       0.9.2
+version:       0.10.0
 author:        Ivan Perez
 maintainer:    ivan.perez@keera.co.uk
 homepage:      https://github.com/ivanperez-keera/dunai
@@ -74,7 +74,7 @@
 
   build-depends:
       base >= 4 && < 5
-    , dunai >= 0.5 && < 0.10
+    , dunai >= 0.5 && < 0.11
     , normaldistribution
     , QuickCheck
 
diff --git a/src/FRP/Dunai/LTLPast.hs b/src/FRP/Dunai/LTLPast.hs
--- a/src/FRP/Dunai/LTLPast.hs
+++ b/src/FRP/Dunai/LTLPast.hs
@@ -138,12 +138,6 @@
 
 -- | Output True at a time if the input at the last time was True.
 prev' :: Monad m => SPred m a -> SPred m a
-prev' = prev True
-
--- | Delay output of an MSF by one sample, using the provided argument for the
--- first sample.
-{-# DEPRECATED prev "This function is deprecated in dunai-test 0.9 and will be removed." #-}
-prev :: Monad m => b -> MSF m a b -> MSF m a b
-prev b sf = feedback b $ proc (a, last) -> do
+prev' sf = feedback True $ proc (a, last) -> do
   b <- sf -< a
   returnA -< (last, b)