diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## 0.3.2 - 2023-11-28:
+
+* fix: Support new path-info syntax introduced in nix 2.19 (thanks @SuperSandro2000, @GrigorenkoPV9, issue: [#67][], PR: [#68][])
+
+[#67]: https://github.com/utdemir/nix-tree/issues/67
+[#68]: https://github.com/utdemir/nix-tree/issues/68
+
 ## 0.3.1 - 2022-12-10:
 
 * fix: Update 'brick' library (thanks @ncfavier, PR: [#47][]) 
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -85,6 +85,12 @@
 nix-tree --derivation 'nixpkgs#asciiquarium'
 ```
 
+Run `nix-tree` on your current nixos system:
+
+```bash
+nix-tree /nix/var/nix/profiles/system
+```
+
 ## Contributing
 
 All contributions, issues and feature requests are welcome.
@@ -93,6 +99,7 @@
 
 ## Related tools
 
-* [nix-du](https://github.com/symphorien/nix-du)
-* [nix-query-tree-viewer](https://github.com/cdepillabout/nix-query-tree-viewer)
-* [nix-visualize](https://github.com/craigmbooth/nix-visualize)
+* [nix-du](https://github.com/symphorien/nix-du): Visualise which gc-roots to delete to free some space in your nix store
+* [nix-melt](https://github.com/nix-community/nix-melt): A ranger-like flake.lock viewer
+* [nix-query-tree-viewer](https://github.com/cdepillabout/nix-query-tree-viewer): GTK viewer for the output of `nix-store --query --tree`
+* [nix-visualize](https://github.com/craigmbooth/nix-visualize): Uses the Nix package manager to visualize the dependencies of a given package
diff --git a/nix-tree.cabal b/nix-tree.cabal
--- a/nix-tree.cabal
+++ b/nix-tree.cabal
@@ -3,7 +3,7 @@
 name:                nix-tree
 synopsis:            Interactively browse a Nix store paths dependencies
 description:         A terminal curses application to browse a Nix store paths dependencies
-version:             0.3.1
+version:             0.3.2
 homepage:            https://github.com/utdemir/nix-tree
 license:             BSD-3-Clause
 license-file:        LICENSE
diff --git a/src/Data/InvertedIndex.hs b/src/Data/InvertedIndex.hs
--- a/src/Data/InvertedIndex.hs
+++ b/src/Data/InvertedIndex.hs
@@ -18,7 +18,7 @@
   }
   deriving (Generic, Show)
 
-instance NFData a => NFData (InvertedIndex a)
+instance (NFData a) => NFData (InvertedIndex a)
 
 iiInsert :: Text -> a -> InvertedIndex a -> InvertedIndex a
 iiInsert txt val InvertedIndex {iiElems, iiUnigrams, iiBigrams, iiTrigrams} =
@@ -35,7 +35,7 @@
         orig
         (setToMap (Set.singleton txt) chrs)
 
-iiFromList :: Foldable f => f (Text, a) -> InvertedIndex a
+iiFromList :: (Foldable f) => f (Text, a) -> InvertedIndex a
 iiFromList =
   foldl'
     (flip (uncurry iiInsert))
@@ -65,7 +65,7 @@
   | otherwise = using trigramsOf iiTrigrams
   where
     lowerTxt = Text.toLower txt
-    using :: Ord c => (Text -> Set c) -> Map c (Set Text) -> Map Text a
+    using :: (Ord c) => (Text -> Set c) -> Map c (Set Text) -> Map Text a
     using getGrams m =
       Map.intersection m (setToMap () (getGrams txt))
         & Map.elems
diff --git a/src/NixTree/StorePath.hs b/src/NixTree/StorePath.hs
--- a/src/NixTree/StorePath.hs
+++ b/src/NixTree/StorePath.hs
@@ -19,7 +19,10 @@
   )
 where
 
-import Data.Aeson (FromJSON (..), Value (..), decode, (.:))
+import Data.Aeson (FromJSON (..), Object, Value (..), decode, (.:))
+import qualified Data.Aeson.Key as K
+import qualified Data.Aeson.KeyMap as KM
+import Data.Aeson.Types (Parser)
 import qualified Data.ByteString.Lazy as BL
 import qualified Data.HashMap.Strict as HM
 import qualified Data.HashSet as HS
@@ -110,7 +113,9 @@
 
     -- split by ".", take the first two, and convert them to numbers
     (major, minor) <- do
-      let maT : miT : _ = T.splitOn "." ver
+      (maT, miT) <- case T.splitOn "." ver of
+        p1 : p2 : _ -> Just (p1, p2)
+        _ -> Nothing
       ma <- readMaybe @Natural (toString maT)
       mi <- readMaybe @Natural (toString miT)
       return (ma, mi)
@@ -146,7 +151,7 @@
 getPathInfo :: NixStore -> NixVersion -> PathInfoOptions -> NonEmpty Installable -> IO (NonEmpty (StorePath s (StoreName s) ()))
 getPathInfo nixStore nixVersion options names = do
   infos <-
-    decode @[NixPathInfoResult]
+    decode @NixPathOutput
       <$> readProcessStdout_
         ( proc
             "nix"
@@ -159,7 +164,7 @@
             )
         )
       >>= maybe (fail "Failed parsing nix path-info output.") return
-      >>= mapM assertValidInfo
+      >>= mapM assertValidInfo . npoResults
       >>= maybe (fail "invariant violation: getPathInfo returned []") return . nonEmpty
 
   mapM infoToStorePath infos
@@ -199,7 +204,7 @@
 
 withStoreEnv ::
   forall m a.
-  MonadIO m =>
+  (MonadIO m) =>
   StoreEnvOptions ->
   NonEmpty Installable ->
   (forall s. StoreEnv s () -> m a) ->
@@ -342,3 +347,22 @@
               return $ NixPathInfoInvalid path
           )
   parseJSON _ = fail "Expecting an object."
+
+newtype NixPathOutput = NixPathOutput
+  { npoResults :: [NixPathInfoResult]
+  }
+
+obj2LegacyArray :: Object -> Parser [Value]
+obj2LegacyArray obj = mapM ((Object <$>) . addPathKey) (KM.toList obj)
+  where
+    addPathKey :: (K.Key, Value) -> Parser Object
+    addPathKey (key, Object info) = return $ KM.insert "path" (String $ K.toText key) info
+    addPathKey (_, _) = fail "Expecting an object"
+
+instance FromJSON NixPathOutput where
+  parseJSON (Array a) = NixPathOutput <$> mapM parseJSON (toList a)
+  parseJSON (Object o) = do
+    legacyArray <- obj2LegacyArray o
+    result <- mapM parseJSON legacyArray
+    return $ NixPathOutput result
+  parseJSON _ = fail "Expecting an array (nix<=2.18) or an object with mapping from path to info (nix>=2.19)."