diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Revision history for nix-thunk
 
+## 0.2.0.3
+
+* Default to GHC 8.8.4 and update dependency bounds
+
 ## 0.2.0.2
 * Add support for GHC 8.8.4.
 
diff --git a/nix-thunk.cabal b/nix-thunk.cabal
--- a/nix-thunk.cabal
+++ b/nix-thunk.cabal
@@ -1,6 +1,6 @@
 cabal-version:      >=1.10
 name:               nix-thunk
-version:            0.2.0.2
+version:            0.2.0.3
 license:            BSD3
 license-file:       LICENSE
 copyright:          Obsidian Systems LLC 2020
@@ -30,7 +30,7 @@
   default-language: Haskell2010
   ghc-options:      -Wall
   build-depends:
-      aeson                 >=1.4.4.0  && <1.5
+      aeson                 >=1.4.4.0  && <1.6
     , aeson-pretty          >=0.8.7    && <0.9
     , base                  >=4.12.0.0 && <4.15
     , bytestring            >=0.10.8.2 && <0.11
@@ -38,18 +38,18 @@
     , cli-git               >=0.1.0.1  && <0.2
     , cli-nix               >=0.1.0.1  && <0.2
     , containers            >=0.6.0.1  && <0.7
-    , cryptonite            >=0.25     && <0.28
+    , cryptonite            >=0.25     && <0.29
     , data-default          >=0.7.1.1  && <0.8
     , directory             >=1.3.3.0  && <1.4
     , either                >=5.0.1.1  && <5.1
     , exceptions            >=0.10.3   && <0.11
-    , extra                 >=1.6.18   && <1.7
+    , extra                 >=1.6.18   && <1.8
     , filepath              >=1.4.2.1  && <1.5
     , github                >=0.25     && <0.27
     , here                  >=1.2.13   && <1.3
     , lens                  >=4.17.1   && <4.20
     , logging-effect        >=1.3.4    && <1.4
-    , megaparsec            >=7.0.5    && <7.1
+    , megaparsec            >=7.0.5    && <9.1
     , memory                >=0.14     && <0.16
     , modern-uri            >=0.3.1.0  && <0.4
     , monad-logger          >=0.3.30   && <0.4