diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Revision history for data-compat
 
+## 0.1.0.1 -- 2020-02-28
+
+* Bump base, constraints bounds.
+
 ## 0.1.0.0 -- 2019-04-23
 
-* First version. Released on an unsuspecting world.
+* Initial release
diff --git a/data-compat.cabal b/data-compat.cabal
--- a/data-compat.cabal
+++ b/data-compat.cabal
@@ -1,6 +1,6 @@
 cabal-version:       2.2
 name:                data-compat
-version:             0.1.0.0
+version:             0.1.0.1
 synopsis:            Define Backwards Compatibility Schemes for Arbitrary Data
 description:         Define Backwards Compatibility Schemes for Arbitrary Data
 homepage:            https://github.com/TravisWhitaker/data-compat
@@ -17,7 +17,7 @@
   exposed-modules:     Data.Compat
   -- other-modules:
   -- other-extensions:
-  build-depends:       base ^>=4.12.0.0
-                     , constraints ^>= 0.10
+  build-depends:       base >= 4.12.0.0 && < 4.14
+                     , constraints >= 0.10 && < 0.13
   hs-source-dirs:      src
   default-language:    Haskell2010