diff --git a/servant-client/servant-client.cabal b/servant-client/servant-client.cabal
index 1682158b..debacf6e 100644
--- a/servant-client/servant-client.cabal
+++ b/servant-client/servant-client.cabal
@@ -1,6 +1,6 @@
 name:                servant-client
 version:             0.13.0.1
-x-revision:          1
+x-revision:          2
 synopsis: automatical derivation of querying functions for servant webservices
 description:
   This library lets you derive automatically Haskell functions that
@@ -61,7 +61,7 @@ library
   -- Other dependencies: Lower bound around what is in the latest Stackage LTS.
   -- Here can be exceptions if we really need features from the newer versions.
   build-depends:
-      aeson                 >= 1.2.3.0  && < 1.4
+      aeson                 >= 1.2.3.0  && < 1.5
     , base-compat           >= 0.9.3    && < 0.11
     , attoparsec            >= 0.13.2.0 && < 0.14
     , http-client           >= 0.5.7.1  && < 0.6
diff --git a/servant-docs/servant-docs.cabal b/servant-docs/servant-docs.cabal
index fb96c9dd..0e8e8e60 100644
--- a/servant-docs/servant-docs.cabal
+++ b/servant-docs/servant-docs.cabal
@@ -1,6 +1,6 @@
 name:                servant-docs
 version:             0.11.2
-x-revision:          2
+x-revision:          3
 synopsis:            generate API docs for your servant webservice
 description:
   Library for generating API docs from a servant API definition.
@@ -58,7 +58,7 @@ library
   -- Other dependencies: Lower bound around what is in the latest Stackage LTS.
   -- Here can be exceptions if we really need features from the newer versions.
   build-depends:
-      aeson                >= 1.2.3.0  && < 1.4
+      aeson                >= 1.2.3.0  && < 1.5
     , aeson-pretty         >= 0.8.5    && < 0.9
     , base-compat          >= 0.9.3    && < 0.11
     , case-insensitive     >= 1.2.0.10 && < 1.3
diff --git a/servant-server/servant-server.cabal b/servant-server/servant-server.cabal
index bc9b2703..e9c6f3d3 100644
--- a/servant-server/servant-server.cabal
+++ b/servant-server/servant-server.cabal
@@ -1,6 +1,6 @@
 name:                servant-server
 version:             0.13.0.1
-x-revision:          1
+x-revision:          2
 synopsis:            A family of combinators for defining webservices APIs and serving them
 description:
   A family of combinators for defining webservices APIs and serving them
@@ -81,7 +81,7 @@ library
   -- Other dependencies: Lower bound around what is in the latest Stackage LTS.
   -- Here can be exceptions if we really need features from the newer versions.
   build-depends:
-      aeson               >= 1.2.3.0  && < 1.4
+      aeson               >= 1.2.3.0  && < 1.5
     , base-compat         >= 0.9.3    && < 0.11
     , attoparsec          >= 0.13.2.0 && < 0.14
     , base64-bytestring   >= 1.0.0.1  && < 1.1
diff --git a/servant/servant.cabal b/servant/servant.cabal
index ef3da37e..fc832235 100644
--- a/servant/servant.cabal
+++ b/servant/servant.cabal
@@ -1,5 +1,6 @@
 name:                servant
 version:             0.13.0.1
+x-revision:          1
 synopsis:            A family of combinators for defining webservices APIs
 description:
   A family of combinators for defining webservices APIs and serving them
@@ -83,7 +84,7 @@ library
   -- Here can be exceptions if we really need features from the newer versions.
   build-depends:
       base-compat            >= 0.9.3    && < 0.11
-    , aeson                  >= 1.2.3.0  && < 1.4
+    , aeson                  >= 1.2.3.0  && < 1.5
     , attoparsec             >= 0.13.2.0 && < 0.14
     , case-insensitive       >= 1.2.0.10 && < 1.3
     , http-api-data          >= 0.3.7.1  && < 0.4