diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Revision history for ogma-language-jsonspec
 
+## [1.5.0] - 2024-11-21
+
+* Version bump 1.5.0 (#178).
+* Make JSONFormat readable (#170).
+
 ## [1.4.1] - 2024-09-21
 
 * Version bump 1.4.1 (#155).
diff --git a/ogma-language-jsonspec.cabal b/ogma-language-jsonspec.cabal
--- a/ogma-language-jsonspec.cabal
+++ b/ogma-language-jsonspec.cabal
@@ -32,7 +32,7 @@
 build-type:          Simple
 
 name:                ogma-language-jsonspec
-version:             1.4.1
+version:             1.5.0
 homepage:            https://github.com/nasa/ogma
 license:             OtherLicense
 license-file:        LICENSE.pdf
@@ -70,7 +70,7 @@
     , megaparsec
     , bytestring
 
-    , ogma-spec              >= 1.4.1 && < 1.5
+    , ogma-spec              >= 1.5.0 && < 1.6
 
   hs-source-dirs:
     src
diff --git a/src/Language/JSONSpec/Parser.hs b/src/Language/JSONSpec/Parser.hs
--- a/src/Language/JSONSpec/Parser.hs
+++ b/src/Language/JSONSpec/Parser.hs
@@ -52,18 +52,19 @@
 import Data.OgmaSpec
 
 data JSONFormat = JSONFormat
-  { specInternalVars    :: Maybe String
-  , specInternalVarId   :: String
-  , specInternalVarExpr :: String
-  , specInternalVarType :: Maybe String
-  , specExternalVars    :: Maybe String
-  , specExternalVarId   :: String
-  , specExternalVarType :: Maybe String
-  , specRequirements    :: String
-  , specRequirementId   :: String
-  , specRequirementDesc :: Maybe String
-  , specRequirementExpr :: String
-  }
+    { specInternalVars    :: Maybe String
+    , specInternalVarId   :: String
+    , specInternalVarExpr :: String
+    , specInternalVarType :: Maybe String
+    , specExternalVars    :: Maybe String
+    , specExternalVarId   :: String
+    , specExternalVarType :: Maybe String
+    , specRequirements    :: String
+    , specRequirementId   :: String
+    , specRequirementDesc :: Maybe String
+    , specRequirementExpr :: String
+    }
+  deriving (Read)
 
 data JSONFormatInternal = JSONFormatInternal
   { jfiInternalVars    :: Maybe [JSONPathElement]