diff --git a/parse-flake-lock/src/lib.rs b/parse-flake-lock/src/lib.rs
index 6c6f5dc..13084f5 100644
--- a/parse-flake-lock/src/lib.rs
+++ b/parse-flake-lock/src/lib.rs
@@ -149,6 +149,7 @@ fn chase_input_node(
             Node::Repo(node) => node.inputs.to_owned(),
             Node::Indirect(node) => node.inputs.to_owned(),
             Node::Path(node) => node.inputs.to_owned(),
+            Node::Tarball(node) => node.inputs.to_owned(),
             Node::Fallthrough(node) => match node.get("inputs") {
                 Some(node_inputs) => serde_json::from_value(node_inputs.clone())
                     .map_err(FlakeLockParseError::Json)?,
@@ -203,6 +204,8 @@ pub enum Node {
     Indirect(IndirectNode),
     /// A [PathNode] flake input stemming from a filesystem path.
     Path(PathNode),
+    /// TODO
+    Tarball(TarballNode),
     /// A "catch-all" variant for node types that don't (yet) have explicit struct definitions in
     /// this crate.
     Fallthrough(serde_json::value::Value), // Covers all other node types
@@ -216,6 +219,7 @@ impl Node {
             Node::Repo(_) => "Repo",
             Node::Indirect(_) => "Indirect",
             Node::Path(_) => "Path",
+            Node::Tarball(_) => "Tarball",
             Node::Fallthrough(_) => "Fallthrough", // Covers all other node types
         }
     }
@@ -353,3 +357,37 @@ pub struct PathOriginal {
     #[serde(alias = "type")]
     pub node_type: String,
 }
+
+/// TODO
+#[derive(Clone, Debug, Deserialize)]
+pub struct TarballNode {
+    /// TODO
+    pub locked: TarballLocked,
+    /// TODO
+    pub inputs: Option<HashMap<String, Input>>,
+    /// TODO
+    pub original: TarballOriginal,
+}
+
+/// TODO
+#[derive(Clone, Debug, Deserialize)]
+pub struct TarballLocked {
+    /// The NAR hash of the input.
+    #[serde(alias = "narHash")]
+    pub nar_hash: String,
+    /// The type of the node (always `"tarball"`).
+    #[serde(alias = "type")]
+    pub node_type: String,
+    /// The URL used to fetch the tarball.
+    pub url: String,
+}
+
+/// TODO
+#[derive(Clone, Debug, Deserialize)]
+pub struct TarballOriginal {
+    /// The URL for the tarball input.
+    pub url: String,
+    /// The type of the node (always `"tarball"`).
+    #[serde(alias = "type")]
+    pub node_type: String,
+}
diff --git a/src/flake.rs b/src/flake.rs
index 3556e48..4af47b7 100644
--- a/src/flake.rs
+++ b/src/flake.rs
@@ -147,7 +147,7 @@ mod test {
 
     #[test]
     fn test_clean_flake_locks() {
-        for n in 0..=6 {
+        for n in 0..=7 {
             let path = PathBuf::from(format!("tests/flake.clean.{n}.lock"));
             let flake_lock = FlakeLock::new(&path).expect("couldn't create flake.lock");
             let config = FlakeCheckConfig {
diff --git a/src/summary.rs b/src/summary.rs
index b99d75b..b749cbb 100644
--- a/src/summary.rs
+++ b/src/summary.rs
@@ -138,7 +138,7 @@ impl Summary {
 
         let summary_txt = handlebars.render("summary.txt", &self.data)?;
 
-        println!("{}", summary_txt);
+        print!("{}", summary_txt);
 
         Ok(())
     }
diff --git a/tests/flake.clean.7.lock b/tests/flake.clean.7.lock
new file mode 100644
index 0000000..3c1f2d0
--- /dev/null
+++ b/tests/flake.clean.7.lock
@@ -0,0 +1,38 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1689078114,
+        "narHash": "sha256-osG8BrX5RpKJ7wH+vI6auOU+ctvNOblT4XXCgknK47c=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "b6cc7ff8fee93789bc871a267ab876c3fca042cb",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixpkgs-unstable",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "sub": "sub"
+      }
+    },
+    "sub": {
+      "locked": {
+        "narHash": "sha256-+qUhj8mkS6BsSFAOMQek346MHTEDkmoaojSBbLefq7w=",
+        "type": "tarball",
+        "url": "https://some-server.com/flake.tar.gz"
+      },
+      "original": {
+        "type": "tarball",
+        "url": "https://some-server.com/flake.tar.gz"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}