diff --git a/test/GitmonClientSpec.hs b/test/GitmonClientSpec.hs
index 4bc473047..062a5a5b2 100644
--- a/test/GitmonClientSpec.hs
+++ b/test/GitmonClientSpec.hs
@@ -12,10 +12,12 @@ import Git.Types hiding (Object)
 import GitmonClient
 import Network.Socket hiding (recv)
 import Network.Socket.ByteString
-import Prelude
-import Prologue (liftIO)
+import Prelude hiding (lookup)
+import Prologue (liftIO, Map)
+import System.Environment (setEnv)
 import Test.Hspec hiding (shouldBe)
 import Test.Hspec.Expectations.Pretty
+import Data.Map.Lazy (lookup, fromList)
 
 spec :: Spec
 spec = parallel $ do
@@ -35,12 +37,43 @@ spec = parallel $ do
         liftIO $ shouldBe schedule (Just "schedule")
         liftIO $ shouldBe finish (Just "finish")
 
+    it "receives update command with correct data" $ do
+      let wd = "test/fixtures/git/examples/all-languages.git"
+      withRepository lgFactory wd $ do
+        liftIO $ setEnv "GIT_DIR" wd
+        liftIO $ setEnv "GIT_SOCKSTAT_VAR_real_ip" "127.0.0.1"
+        liftIO $ setEnv "GIT_SOCKSTAT_VAR_user_id" "1"
+        liftIO $ setEnv "GIT_SOCKSTAT_VAR_repo_id" "2"
+        liftIO $ setEnv "GIT_SOCKSTAT_VAR_repo_name" "examples/all-languages"
+
+        (client, server) <- liftIO $ socketPair AF_UNIX Stream defaultProtocol
+
+        object <- parseObjOid (pack "dfac8fd681b0749af137aebf3203e77a06fbafc2")
+        commit <- reportGitmon' client "cat-file" $ lookupCommit object
+        info <- liftIO $ recv server 1024
+
+        let [updateData, _, _] = fromJust <$> infoToData info
+
+        liftIO $ shouldBe (commitOid commit) object
+        liftIO $ shouldBe (lookup ("git_dir" :: Text) updateData) (Just (pack wd))
+        liftIO $ shouldBe (lookup ("program" :: Text) updateData) (Just "cat-file")
+        liftIO $ shouldBe (lookup ("real_ip" :: Text) updateData) (Just "127.0.0.1")
+        liftIO $ shouldBe (lookup ("repo_id" :: Text) updateData) (Just "2")
+        liftIO $ shouldBe (lookup ("repo_name" :: Text) updateData) (Just "examples/all-languages")
+        liftIO $ shouldBe (lookup ("user_id" :: Text) updateData) (Just "1")
+        liftIO $ shouldBe (lookup ("via" :: Text) updateData) (Just "semantic-diff")
+
 infoToCommands :: ByteString -> [Maybe Text]
 infoToCommands input = command' . toObject <$> Prelude.take 3 (split '\n' input)
   where
     command' :: Object -> Maybe Text
     command' = parseMaybe (.: "command")
 
-    toObject :: ByteString -> Object
-    toObject = fromJust . decode . fromChunks . (: [])
+infoToData :: ByteString -> [Maybe (Map Text Text)]
+infoToData input = data' . toObject <$> Prelude.take 3 (split '\n' input)
+  where
+    data' :: Object -> Maybe (Map Text Text)
+    data' = parseMaybe (.: "data")
 
+toObject :: ByteString -> Object
+toObject = fromJust . decodeStrict