diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+#### 0.30.0.3
+
+* Use `json-schema 0.5.*`
+
 #### 0.30.0.2
 
 * Use `rest-stringmap == 0.2.*`
diff --git a/rest-core.cabal b/rest-core.cabal
--- a/rest-core.cabal
+++ b/rest-core.cabal
@@ -1,5 +1,5 @@
 name:                rest-core
-version:             0.30.0.2
+version:             0.30.0.3
 description:         Rest API library.
 synopsis:            Rest API library.
 maintainer:          code@silk.co
@@ -48,7 +48,7 @@
     , fclabels == 2.0.*
     , hxt >= 9.2 && < 9.4
     , hxt-pickle-utils == 0.1.*
-    , json-schema == 0.4.*
+    , json-schema == 0.5.*
     , mtl >= 2.0 && < 2.3
     , multipart >= 0.1.1 && < 0.2
     , random == 1.0.*