diff --git a/CHANGES.md b/CHANGES.md
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,8 @@
+1.2.0
+=====
+
+* Uses universum-0.6.1.
+
 1.1.4
 =====
 
diff --git a/log-warper.cabal b/log-warper.cabal
--- a/log-warper.cabal
+++ b/log-warper.cabal
@@ -1,5 +1,5 @@
 name:                log-warper
-version:             1.1.4
+version:             1.2.0
 synopsis:            Flexible, configurable, monadic and pretty logging
 homepage:            https://github.com/serokell/log-warper
 license:             MIT
diff --git a/src/System/Wlog/CanLog.hs b/src/System/Wlog/CanLog.hs
--- a/src/System/Wlog/CanLog.hs
+++ b/src/System/Wlog/CanLog.hs
@@ -71,7 +71,7 @@
                             => LoggerName
                             -> Severity
                             -> Text
-                            -> t n ()
+                            -> m ()
     dispatchMessage name sev t = lift $ dispatchMessage name sev t
 
 instance CanLog IO where