diff --git a/README.markdown b/README.markdown
index 63610487..235e50ea 100644
--- a/README.markdown
+++ b/README.markdown
@@ -46,7 +46,7 @@ There are a few different packages under the Déjà Fu umbrella:
 |   | Version | Summary |
 | - | ------- | ------- |
 | [concurrency][h:conc]    | 1.2.3.0 | Typeclasses, functions, and data types for concurrency and STM. |
-| [dejafu][h:dejafu]       | 0.9.1.0 | Systematic testing for Haskell concurrency. |
+| [dejafu][h:dejafu]       | 0.9.1.1 | Systematic testing for Haskell concurrency. |
 | [hunit-dejafu][h:hunit]  | 0.7.1.1 | Deja Fu support for the HUnit test framework. |
 | [tasty-dejafu][h:tasty]  | 0.7.1.1 | Deja Fu support for the Tasty test framework. |
 
diff --git a/dejafu/CHANGELOG.markdown b/dejafu/CHANGELOG.markdown
index 594bf149..547119fc 100644
--- a/dejafu/CHANGELOG.markdown
+++ b/dejafu/CHANGELOG.markdown
@@ -7,14 +7,20 @@ This project is versioned according to the [Package Versioning Policy](https://p
 *de facto* standard Haskell versioning scheme.
 
 
-unreleased
-----------
+0.9.1.1
+-------
+
+- **Date**    2017-12-08
+- **Git tag** [dejafu-0.9.1.1][]
+- **Hackage** https://hackage.haskell.org/package/dejafu-0.9.1.1
 
 ### Miscellaneous
 
 - Fix an issue where nested masks nested inside unmasks would sometimes not be pre-empted in
   systematic testing.
 
+[dejafu-0.9.1.1]: https://github.com/barrucadu/dejafu/releases/tag/dejafu-0.9.1.1
+
 
 ---------------------------------------------------------------------------------------------------
 
diff --git a/dejafu/dejafu.cabal b/dejafu/dejafu.cabal
index f572947c..bbd55289 100755
--- a/dejafu/dejafu.cabal
+++ b/dejafu/dejafu.cabal
@@ -2,7 +2,7 @@
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                dejafu
-version:             0.9.1.0
+version:             0.9.1.1
 synopsis:            Systematic testing for Haskell concurrency.
 
 description:
@@ -37,7 +37,7 @@ source-repository head
 source-repository this
   type:     git
   location: https://github.com/barrucadu/dejafu.git
-  tag:      dejafu-0.9.1.0
+  tag:      dejafu-0.9.1.1
 
 library
   exposed-modules:     Test.DejaFu
diff --git a/doc/getting_started.rst b/doc/getting_started.rst
index ccecc7fc..b0f26f9c 100644
--- a/doc/getting_started.rst
+++ b/doc/getting_started.rst
@@ -36,7 +36,7 @@ There are a few different packages under the Déjà Fu umbrella:
    :header: "Package", "Version", "Summary"
 
    "concurrency_",  "1.2.3.0", "Typeclasses, functions, and data types for concurrency and STM"
-   "dejafu_",       "0.9.1.0", "Systematic testing for Haskell concurrency"
+   "dejafu_",       "0.9.1.1", "Systematic testing for Haskell concurrency"
    "hunit-dejafu_", "0.7.1.1", "Déjà Fu support for the HUnit test framework"
    "tasty-dejafu_", "0.7.1.1", "Déjà Fu support for the tasty test framework"