diff --git a/lib/hs/test/Spec.hs b/lib/hs/test/Spec.hs
index 0f5a816..7ec9a99 100644
--- a/lib/hs/test/Spec.hs
+++ b/lib/hs/test/Spec.hs
@@ -26,6 +26,7 @@
 
 import qualified BinarySpec
 import qualified CompactSpec
+import qualified JSONSpec
 
 main :: IO ()
 main = hspec spec
@@ -34,3 +35,4 @@
 spec = do
   describe "Binary" BinarySpec.spec
   describe "Compact" CompactSpec.spec
+  describe "JSON" JSONSpec.spec