diff --git a/package.yaml b/package.yaml
--- a/package.yaml
+++ b/package.yaml
@@ -1,5 +1,5 @@
 name: rattletrap
-version: 4.1.0
+version: 4.1.1
 
 category: Game
 description: Rattletrap parses and generates Rocket League replays.
@@ -16,7 +16,7 @@
 
 dependencies:
   aeson-pretty: '>= 0.8.5 && < 0.9'
-  aeson: '>= 1.2.4 && < 1.4'
+  aeson: '>= 1.2.4 && < 1.5'
   base: '>= 4.10.1 && < 4.12'
   binary-bits: '>= 0.5 && < 0.6'
   binary: '>= 0.8.5 && < 0.9'
diff --git a/rattletrap.cabal b/rattletrap.cabal
--- a/rattletrap.cabal
+++ b/rattletrap.cabal
@@ -2,10 +2,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: f84e96b60bea510eedb4cf3a04c0dcc3155ccd26f8c4e6b0e081b8a1d0d83211
+-- hash: ebd26438ba98a4620c0405440e2e3e17702ad2287dd31a334ab87cca6754eac7
 
 name:           rattletrap
-version:        4.1.0
+version:        4.1.1
 synopsis:       Parse and generate Rocket League replays.
 description:    Rattletrap parses and generates Rocket League replays.
 category:       Game
@@ -32,7 +32,7 @@
       library
   ghc-options: -optP -Wno-nonportable-include-path -Weverything -Wno-implicit-prelude -Wno-missing-import-lists -Wno-safe -Wno-unsafe
   build-depends:
-      aeson >=1.2.4 && <1.4
+      aeson >=1.2.4 && <1.5
     , aeson-pretty >=0.8.5 && <0.9
     , base >=4.10.1 && <4.12
     , binary >=0.8.5 && <0.9
@@ -276,7 +276,7 @@
       executables
   ghc-options: -optP -Wno-nonportable-include-path -Weverything -Wno-implicit-prelude -Wno-missing-import-lists -Wno-safe -Wno-unsafe -rtsopts -threaded
   build-depends:
-      aeson >=1.2.4 && <1.4
+      aeson >=1.2.4 && <1.5
     , aeson-pretty >=0.8.5 && <0.9
     , base >=4.10.1 && <4.12
     , binary >=0.8.5 && <0.9
@@ -302,7 +302,7 @@
   ghc-options: -optP -Wno-nonportable-include-path -Weverything -Wno-implicit-prelude -Wno-missing-import-lists -Wno-safe -Wno-unsafe -rtsopts -threaded
   build-depends:
       HUnit >=1.6.0 && <1.7
-    , aeson >=1.2.4 && <1.4
+    , aeson >=1.2.4 && <1.5
     , aeson-pretty >=0.8.5 && <0.9
     , base >=4.10.1 && <4.12
     , binary >=0.8.5 && <0.9
