diff --git a/README.md b/README.md
index 4e966b3..1b73d77 100644
--- a/README.md
+++ b/README.md
@@ -82,10 +82,3 @@ hello
 hello world
  => nil
 ```
-
-To run all tests in the repository, run
-
-```shell
-rake install
-rake
-```
diff --git a/ruby/lib/helix_runtime/project.rb b/ruby/lib/helix_runtime/project.rb
index 1826f5a..f0f0eb2 100644
--- a/ruby/lib/helix_runtime/project.rb
+++ b/ruby/lib/helix_runtime/project.rb
@@ -100,9 +100,6 @@ module HelixRuntime
       if ENV['VERBOSE']
         cargo_args << " --verbose"
       end
-      if ENV['CARGO_EXTRA_ARGS']
-        cargo_args << ENV['CARGO_EXTRA_ARGS']
-      end
       if link_args
         rustc_args << "-C link-args=#{link_args}"
       end
diff --git a/src/coercions/mod.rs b/src/coercions/mod.rs
index f4c2bed..6926414 100644
--- a/src/coercions/mod.rs
+++ b/src/coercions/mod.rs
@@ -49,7 +49,3 @@ pub type ToRubyResult = Result<VALUE, Error>;
 pub trait ToRuby {
     fn to_ruby(self) -> ToRubyResult;
 }
-
-pub trait InitRuby {
-    fn init_ruby();
-}
\ No newline at end of file
diff --git a/src/macros/codegen.rs b/src/macros/codegen.rs
index 72c595b..5bf0933 100644
--- a/src/macros/codegen.rs
+++ b/src/macros/codegen.rs
@@ -222,44 +222,10 @@ macro_rules! codegen_method {
     };
 }
 
-#[macro_export]
-macro_rules! codegen_ruby_init {
-    ({
-        type: class,
-        rust_name: $rust_name:tt,
-        ruby_name: $ruby_name:tt,
-        meta: { pub: $pub:tt, reopen: $reopen:tt },
-        struct: $struct:tt,
-        methods: $methods:tt
-    }) => (
-        impl $crate::InitRuby for $rust_name {
-            fn init_ruby() {
-                codegen_class_binding!({
-                    type: class,
-                    rust_name: $rust_name,
-                    ruby_name: $ruby_name,
-                    meta: { pub: $pub, reopen: $reopen },
-                    struct: $struct,
-                    methods: $methods
-                }, {
-                    type: class,
-                    rust_name: $rust_name,
-                    ruby_name: $ruby_name,
-                    meta: { pub: $pub, reopen: $reopen },
-                    struct: $struct,
-                    methods: $methods
-                });
-            }
-        }
-    );
-}
-
-
 #[macro_export]
 macro_rules! codegen_extra_impls {
     ($class:tt) => (
         codegen_allocator!($class);
         codegen_coercions!($class);
-        codegen_ruby_init!($class);
     )
-}
\ No newline at end of file
+}
diff --git a/src/macros/init.rs b/src/macros/init.rs
index d9bb88f..2db9ada 100644
--- a/src/macros/init.rs
+++ b/src/macros/init.rs
@@ -1,32 +1,18 @@
 #[macro_export]
 macro_rules! codegen_init {
-    // Extracts the list of rust class names and calls the actual codegen_init with that
-    { [ $({
-        type: class,
-        rust_name: $rust_name:tt,
-        ruby_name: { $($ruby_name:tt) * },
-        meta: { pub: $pub:tt, reopen: $reopen:tt },
-        struct: $struct:tt,
-        methods: [ $($method:tt) * ]
-    })* ] } => (
-        codegen_init!{ [ $($rust_name)* ] }
-    );
-
-    { [ $($rust_name:tt)* ] } => {
+    { [ $($class:tt)* ] } => {
         #[allow(non_snake_case)]
         #[no_mangle]
         pub extern "C" fn Init_native() {
-            use $crate::InitRuby;
             $crate::sys::check_version();
 
             $(
-                $rust_name::init_ruby();
+                codegen_class_binding!($class, $class);
             )*
         }
-    };
+    }
 }
 
-
 #[macro_export]
 macro_rules! codegen_class_binding {
     { $class:tt, {