diff --git a/Cargo.lock b/Cargo.lock
index 244c5bb..070db3c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -12,7 +12,7 @@ dependencies = [
  "rand",
  "rayon",
  "rnix",
- "rowan 0.15.3",
+ "rowan",
  "termion",
  "tui",
  "walkdir",
@@ -64,9 +64,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "3.1.0"
+version = "3.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5f1fea81f183005ced9e59cdb01737ef2423956dac5a6d731b06b2ecfaa3467"
+checksum = "6d76c22c9b9b215eeb8d016ad3a90417bd13cb24cf8142756e6472445876cab7"
 dependencies = [
  "atty",
  "bitflags",
@@ -84,12 +84,6 @@ version = "2.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "328b822bdcba4d4e402be8d9adb6eebf269f969f8eadef977a553ff3c4fbcb58"
 
-[[package]]
-name = "countme"
-version = "3.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03746e0c6dd9b5d2d9132ffe0bede35fb5f815604fd371bb42599fd37bc8e483"
-
 [[package]]
 name = "crossbeam-channel"
 version = "0.5.2"
@@ -163,12 +157,6 @@ version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
 
-[[package]]
-name = "hashbrown"
-version = "0.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c21d40587b92fa6a6c6e3c1bdbf87d75511db5672f9c93175574b3a00df1758"
-
 [[package]]
 name = "hermit-abi"
 version = "0.1.19"
@@ -344,7 +332,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "065c5eac8e8f7e7b0e7227bdc46e2d8dd7d69fff7a9a2734e21f686bbcb9b2c9"
 dependencies = [
  "cbitset",
- "rowan 0.12.6",
+ "rowan",
  "smol_str",
 ]
 
@@ -354,26 +342,13 @@ version = "0.12.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a1b36e449f3702f3b0c821411db1cbdf30fb451726a9456dce5dabcd44420043"
 dependencies = [
- "countme 2.0.4",
+ "countme",
  "hashbrown 0.9.1",
  "memoffset",
  "rustc-hash",
  "text-size",
 ]
 
-[[package]]
-name = "rowan"
-version = "0.15.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c72a0c863fef62cfd9ca7b72a35b422d7672dbffac4ac8003dcc3be7837d871d"
-dependencies = [
- "countme 3.0.0",
- "hashbrown 0.12.0",
- "memoffset",
- "rustc-hash",
- "text-size",
-]
-
 [[package]]
 name = "rustc-hash"
 version = "1.1.0"
diff --git a/Cargo.toml b/Cargo.toml
index 7440f5b..5a37bcb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ rayon = "*"
 rnix = "*"
 termion = "*"
 tui = { version = "*", default-features = false, features = ["termion"] }
-rowan = "*"
+rowan = "0.12.6" # follows rnix
 walkdir = "*"
 
 [package]
diff --git a/src/cli.rs b/src/cli.rs
index f3763c7..f8c9b08 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -2,13 +2,6 @@ pub fn parse(args: Vec<String>) -> clap::ArgMatches {
     clap::Command::new("Alejandra")
         .about("The Uncompromising Nix Code Formatter.")
         .version(crate::version::VERSION)
-        .arg(
-            clap::Arg::new("debug")
-                .help("Enable debug mode.")
-                .long("debug")
-                .short('d')
-                .takes_value(false),
-        )
         .arg(
             clap::Arg::new("paths")
                 .help("Files or directories, or none to format stdin.")
diff --git a/src/config.rs b/src/config.rs
index 4bfd9ae..bbc823c 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -6,28 +6,19 @@ pub enum Layout {
 
 #[derive(Clone)]
 pub struct Config {
-    debug:  bool,
     layout: Layout,
 }
 
 impl Config {
     pub fn new() -> Config {
-        Config { debug: false, layout: Layout::Tall }
-    }
-
-    pub fn debug(&self) -> bool {
-        self.debug
+        Config { layout: Layout::Tall }
     }
 
     pub fn layout(&self) -> &Layout {
         &self.layout
     }
 
-    pub fn with_debug(&self, debug: bool) -> Config {
-        Config { debug, layout: self.layout.clone() }
-    }
-
     pub fn with_layout(&self, layout: Layout) -> Config {
-        Config { debug: self.debug, layout }
+        Config { layout }
     }
 }
diff --git a/src/debug.rs b/src/debug.rs
deleted file mode 100644
index 2e47842..0000000
--- a/src/debug.rs
+++ /dev/null
@@ -1,27 +0,0 @@
-pub fn display(
-    element: &rowan::NodeOrToken<&rowan::GreenNodeData, &rowan::GreenTokenData>,
-) {
-    eprintln!("AST:");
-    display_recursive(element, 2);
-}
-
-fn display_recursive(
-    element: &rowan::NodeOrToken<&rowan::GreenNodeData, &rowan::GreenTokenData>,
-    depth: usize,
-) {
-    let kind = unsafe {
-        std::mem::transmute::<u16, rnix::SyntaxKind>(element.kind().0)
-    };
-
-    match element {
-        rowan::NodeOrToken::Node(node) => {
-            eprintln!("{0:<1$}{2:?}", "", 2 * depth, kind);
-            for child in node.children() {
-                display_recursive(&child, depth + 1);
-            }
-        }
-        rowan::NodeOrToken::Token(token) => {
-            eprintln!("{0:<1$}{2:?} {3:?}", "", 2 * depth, kind, token.text());
-        }
-    }
-}
diff --git a/src/format.rs b/src/format.rs
index a03f059..0b725b9 100644
--- a/src/format.rs
+++ b/src/format.rs
@@ -14,10 +14,6 @@ pub fn string(
     let green_node =
         crate::builder::build(config, ast.node().into(), false, path).unwrap();
 
-    if config.debug() {
-        crate::debug::display(&(&green_node).into());
-    }
-
     green_node.to_string()
 }
 
diff --git a/src/lib.rs b/src/lib.rs
index 61531a0..deae7f6 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2,7 +2,6 @@ pub mod builder;
 pub mod children;
 pub mod cli;
 pub mod config;
-pub mod debug;
 pub mod find;
 pub mod format;
 pub mod position;
diff --git a/src/main.rs b/src/main.rs
index f4282cd..7fb15fe 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,8 +1,7 @@
 fn main() -> std::io::Result<()> {
     let matches = alejandra::cli::parse(std::env::args().collect());
 
-    let debug: bool = matches.is_present("debug");
-    let config = alejandra::config::Config::new().with_debug(debug);
+    let config = alejandra::config::Config::new();
 
     match matches.values_of("paths") {
         Some(paths) => {