diff --git a/0001-Simplify-the-decode-example-s-argument-parsing.patch b/0001-Simplify-the-decode-example-s-argument-parsing.patch
deleted file mode 100644
index 012d11e..0000000
--- a/0001-Simplify-the-decode-example-s-argument-parsing.patch
+++ /dev/null
@@ -1,110 +0,0 @@
-From 19a9e99447b1c7782a7f49bf35f5f756c092fe12 Mon Sep 17 00:00:00 2001
-From: Ulf Nilsson <kaksmet@gmail.com>
-Date: Sat, 16 Mar 2019 22:01:40 +0100
-Subject: [PATCH] Simplify the decode example's argument parsing
-
-The first argument is now the input jpeg file and the second argument the output png file.
-The output file is no longer optional and must not be specified with the --output option.
----
- examples/decode.rs | 75 +++++++++++++++++-----------------------------
- 1 file changed, 28 insertions(+), 47 deletions(-)
-
-diff --git a/examples/decode.rs b/examples/decode.rs
-index d2aa3d7..d74b3ad 100644
---- a/examples/decode.rs
-+++ b/examples/decode.rs
-@@ -1,63 +1,44 @@
--extern crate docopt;
- extern crate jpeg_decoder as jpeg;
- extern crate png;
- 
--use docopt::Docopt;
- use png::HasParameters;
- use std::env;
- use std::fs::File;
--use std::io::BufReader;
-+use std::io::{self, BufReader, Write};
- use std::process;
- 
--const USAGE: &'static str = "
--Usage: decode <input> [--output=<file>]
--       decode -h | --help
--
--Options:
--    -h --help                   Show this screen.
--    -o <file>, --output=<file>  Output PNG file.
--";
-+fn usage() -> ! {
-+    write!(io::stderr(), "usage: decode image.jpg image.png").unwrap();
-+    process::exit(1)
-+}
- 
- fn main() {
--    let args = &Docopt::new(USAGE)
--        .and_then(|d| d.argv(env::args()).parse())
--        .unwrap_or_else(|e| e.exit());
--    let input = args.get_str("<input>");
--    let output = args.get_str("-o");
--    let file = match File::open(input) {
--        Ok(file) => file,
--        Err(error) => {
--            println!("The specified input could not be opened: {}", error);
--            process::exit(1);
--        },
--    };
--    let mut decoder = jpeg::Decoder::new(BufReader::new(file));
--    let mut data = match decoder.decode() {
--        Ok(data) => data,
--        Err(error) => {
--            println!("The image could not be decoded: {}", error);
--            println!("If other software can decode this image successfully then it's likely that this is a bug.");
--            process::exit(1);
--        }
--    };
-+    let mut args = env::args().skip(1);
-+    let input_path = args.next().unwrap_or_else(|| usage());
-+    let output_path = args.next().unwrap_or_else(|| usage());
- 
--    if !output.is_empty() {
--        let output_file = File::create(output).unwrap();
--        let info = decoder.info().unwrap();
--        let mut encoder = png::Encoder::new(output_file, info.width as u32, info.height as u32);
--        encoder.set(png::BitDepth::Eight);
-+    let input_file = File::open(input_path).expect("The specified input file could not be opened");
-+    let mut decoder = jpeg::Decoder::new(BufReader::new(input_file));
-+    let mut data = decoder.decode().expect("Decoding failed. If other software can successfully decode the specified JPEG image, then it's likely that there is a bug in jpeg-decoder");
-+    let info = decoder.info().unwrap();
- 
--        match info.pixel_format {
--            jpeg::PixelFormat::L8     => encoder.set(png::ColorType::Grayscale),
--            jpeg::PixelFormat::RGB24  => encoder.set(png::ColorType::RGB),
--            jpeg::PixelFormat::CMYK32 => {
--                data = cmyk_to_rgb(&mut data);
--                encoder.set(png::ColorType::RGB)
--            },
--        };
-+    let output_file = File::create(output_path).unwrap();
-+    let mut encoder = png::Encoder::new(output_file, info.width as u32, info.height as u32);
-+    encoder.set(png::BitDepth::Eight);
- 
--        encoder.write_header().expect("writing png header failed").write_image_data(&data).expect("png encoding failed");
--    }
-+    match info.pixel_format {
-+        jpeg::PixelFormat::L8     => encoder.set(png::ColorType::Grayscale),
-+        jpeg::PixelFormat::RGB24  => encoder.set(png::ColorType::RGB),
-+        jpeg::PixelFormat::CMYK32 => {
-+            data = cmyk_to_rgb(&mut data);
-+            encoder.set(png::ColorType::RGB)
-+        },
-+    };
-+
-+    encoder.write_header()
-+           .expect("writing png header failed")
-+           .write_image_data(&data)
-+           .expect("png encoding failed");
- }
- 
- fn cmyk_to_rgb(input: &[u8]) -> Vec<u8> {
--- 
-2.22.0
-
diff --git a/jpeg-decoder-fix-metadata.diff b/jpeg-decoder-fix-metadata.diff
deleted file mode 100644
index 195d327..0000000
--- a/jpeg-decoder-fix-metadata.diff
+++ /dev/null
@@ -1,19 +0,0 @@
---- jpeg-decoder-0.1.15/Cargo.toml	1970-01-01T00:00:00+00:00
-+++ jpeg-decoder-0.1.15/Cargo.toml	2019-06-23T08:56:37.043214+00:00
-@@ -27,14 +27,11 @@
- [dependencies.rayon]
- version = "1.0"
- optional = true
--[dev-dependencies.docopt]
--version = "0.7"
--
- [dev-dependencies.png]
--version = "0.5"
-+version = "0.14"
- 
- [dev-dependencies.walkdir]
--version = "1.0"
-+version = "2.0"
- 
- [features]
- default = ["rayon"]