diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for constraints-extras
 
+## 0.2.3.5 - 2019-05-04
+
+* Bumped version bounds on base and template-haskell to admit the versions from GHC 8.6.x
+
 ## 0.2.3.4 - 2019-03-22
 
 * Added ChangeLog.md
diff --git a/constraints-extras.cabal b/constraints-extras.cabal
--- a/constraints-extras.cabal
+++ b/constraints-extras.cabal
@@ -1,5 +1,5 @@
 name: constraints-extras
-version: 0.2.3.4
+version: 0.2.3.5
 synopsis: Utility package for constraints
 description: Convenience functions and TH for working with constraints. See <https://github.com/obsidiansystems/constraints-extras/blob/develop/README.md README.md> for example usage.
 category: Constraints
@@ -25,16 +25,16 @@
                   , TypeOperators
                   , ConstraintKinds
                   , TemplateHaskell
-  build-depends: base >=4.9 && <4.12
+  build-depends: base >=4.9 && <4.13
                , constraints >= 0.9 && < 0.11
-               , template-haskell >=2.11 && <2.14
+               , template-haskell >=2.11 && <2.15
   hs-source-dirs:  src
   default-language: Haskell2010
 
 executable readme
   if impl(ghcjs)
     buildable: False
-  build-depends: base >=4.9 && <4.12
+  build-depends: base >=4.9 && <4.13
                , aeson
                , constraints >= 0.9 && < 0.11
                , constraints-extras