diff --git a/Changelog.md b/Changelog.md
--- a/Changelog.md
+++ b/Changelog.md
@@ -7,6 +7,11 @@
 The following is information about what major changes have gone into
 each release.
 
+Changes in 2999.17.0.1
+----------------------
+
+* Allow usage of `transformers-0.4.*`, by **Sergei Trofimovich**.
+
 Changes in 2999.17.0.0
 ----------------------
 
diff --git a/TODO.md b/TODO.md
--- a/TODO.md
+++ b/TODO.md
@@ -1,8 +1,6 @@
 % TODO
 % Ivan Lazar Miljenovic
 
-* Data.Data.Data instances
-
 Future Plans for graphviz
 =========================
 
diff --git a/graphviz.cabal b/graphviz.cabal
--- a/graphviz.cabal
+++ b/graphviz.cabal
@@ -1,5 +1,5 @@
 Name:               graphviz
-Version:            2999.17.0.0
+Version:            2999.17.0.1
 Stability:          Beta
 Synopsis:           Bindings to Graphviz for graph visualisation.
 Description: {
@@ -67,7 +67,7 @@
                            polyparse == 1.9.*,
                            bytestring >= 0.9 && < 0.11,
                            colour == 2.3.*,
-                           transformers >= 0.2 && < 0.4,
+                           transformers >= 0.2 && < 0.5,
                            text,
                            wl-pprint-text >= 1.1.0.0 && < 1.2.0.0,
                            dlist >= 0.5 && < 0.8