diff --git a/api/Dockerfile b/api/Dockerfile
index 96e64ef..62b6d24 100644
--- a/api/Dockerfile
+++ b/api/Dockerfile
@@ -5,7 +5,7 @@ RUN for i in $(seq 1001 1500); do \
         useradd -M runner$i -g $i -u $i ; \
     done
 RUN apt-get update && \
-    apt-get install -y libxml2 gnupg tar coreutils util-linux libc6-dev binutils build-essential locales libpcre3-dev libevent-dev libgmp3-dev libncurses6 libncurses5 libedit-dev && \
+    apt-get install -y libxml2 gnupg tar coreutils util-linux libc6-dev binutils build-essential locales libpcre3-dev libevent-dev libgmp3-dev libncurses6 && \
     rm -rf /var/lib/apt/lists/*
 
 RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen
diff --git a/packages/emacs/27.1.0/build.sh b/packages/emacs/27.1.0/build.sh
deleted file mode 100755
index a4aecc6..0000000
--- a/packages/emacs/27.1.0/build.sh
+++ /dev/null
@@ -1,24 +0,0 @@
-#!/bin/bash
-
-export PATH=$PWD/bin:$PATH
-
-PREFIX=$(realpath $(dirname $0))
-
-mkdir -p build
-
-cd build
-
-# Emacs version 27.1 supports Docker builds
-# Otherwise, older versions will work too, but you will have to disable `/proc/sys/kernel/randomize_va_space` which is less secure
-curl -L "http://ftpmirror.gnu.org/emacs/emacs-27.1.tar.gz" -o emacs.tar.gz
-tar xzf emacs.tar.gz --strip-components=1
-rm emacs.tar.gz
-
-# Building without all that X11 stuff
-./configure --prefix="$PREFIX" --with-x=no --with-x-toolkit=no --with-xpm=no --with-jpeg=no --with-png=no --with-gif=no --with-tiff=no --with-gnutls=no
-make -j$(nproc)
-make install -j$(nproc)
-
-cd ..
-
-rm -rf build
diff --git a/packages/emacs/27.1.0/environment b/packages/emacs/27.1.0/environment
deleted file mode 100644
index 780b668..0000000
--- a/packages/emacs/27.1.0/environment
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# Put 'export' statements here for environment variables
-export PATH=$PWD/bin:$PATH
diff --git a/packages/emacs/27.1.0/metadata.json b/packages/emacs/27.1.0/metadata.json
deleted file mode 100644
index bcd3d08..0000000
--- a/packages/emacs/27.1.0/metadata.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-    "language": "emacs",
-    "version": "27.1.0",
-    "author": "Dan Vargas <danvargas46@gmail.com>",
-    "aliases": ["emacs", "el", "elisp"]
-}
\ No newline at end of file
diff --git a/packages/emacs/27.1.0/run b/packages/emacs/27.1.0/run
deleted file mode 100644
index 8bf46e4..0000000
--- a/packages/emacs/27.1.0/run
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-# Put instructions to run the runtime
-emacs -Q --script "$@"
\ No newline at end of file
diff --git a/packages/emacs/27.1.0/test.el b/packages/emacs/27.1.0/test.el
deleted file mode 100644
index ebe0215..0000000
--- a/packages/emacs/27.1.0/test.el
+++ /dev/null
@@ -1 +0,0 @@
-(princ "OK")
\ No newline at end of file
diff --git a/packages/lolcode/0.11.2/build.sh b/packages/lolcode/0.11.2/build.sh
deleted file mode 100755
index 72a9ea3..0000000
--- a/packages/lolcode/0.11.2/build.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-#!/usr/bin/env bash
-
-PREFIX=$(realpath $(dirname $0))
-
-# Cloning lolcode source
-git clone https://github.com/justinmeza/lci.git lolcode
-cd lolcode
-
-# Building and installing lolcode
-cmake -DCMAKE_INSTALL_PREFIX:STRING="$PREFIX" .
-make -j$(nproc)
-make install -j$(nproc)
-
-# Cleaning up
-cd ../ && rm -rf lolcode
diff --git a/packages/lolcode/0.11.2/environment b/packages/lolcode/0.11.2/environment
deleted file mode 100644
index 780b668..0000000
--- a/packages/lolcode/0.11.2/environment
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# Put 'export' statements here for environment variables
-export PATH=$PWD/bin:$PATH
diff --git a/packages/lolcode/0.11.2/metadata.json b/packages/lolcode/0.11.2/metadata.json
deleted file mode 100644
index 80e46ea..0000000
--- a/packages/lolcode/0.11.2/metadata.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-    "language": "lolcode",
-    "version": "0.11.2",
-    "author": "Shivansh-007 <Shivansh-007@users.noreply.github.com>",
-    "aliases": ["lol", "lci"]
-}
diff --git a/packages/lolcode/0.11.2/run b/packages/lolcode/0.11.2/run
deleted file mode 100644
index d4e6725..0000000
--- a/packages/lolcode/0.11.2/run
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# Put instructions to run the runtime
-lci "$@"
diff --git a/packages/lolcode/0.11.2/test.lol b/packages/lolcode/0.11.2/test.lol
deleted file mode 100644
index f93f722..0000000
--- a/packages/lolcode/0.11.2/test.lol
+++ /dev/null
@@ -1,4 +0,0 @@
-HAI 1.2
-  CAN HAS STDIO?
-  VISIBLE "OK"
-KTHXBYE
diff --git a/packages/swift/5.3.3/build.sh b/packages/swift/5.3.3/build.sh
deleted file mode 100755
index 5070b12..0000000
--- a/packages/swift/5.3.3/build.sh
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/usr/bin/env bash
-
-# Binary install
-curl -L "https://swift.org/builds/swift-5.3.3-release/ubuntu1804/swift-5.3.3-RELEASE/swift-5.3.3-RELEASE-ubuntu18.04.tar.gz" -o swift.tar.gz
-tar xzf swift.tar.gz --strip-components=2
-rm swift.tar.gz
diff --git a/packages/swift/5.3.3/environment b/packages/swift/5.3.3/environment
deleted file mode 100644
index 780b668..0000000
--- a/packages/swift/5.3.3/environment
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# Put 'export' statements here for environment variables
-export PATH=$PWD/bin:$PATH
diff --git a/packages/swift/5.3.3/metadata.json b/packages/swift/5.3.3/metadata.json
deleted file mode 100644
index 679b8da..0000000
--- a/packages/swift/5.3.3/metadata.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "language": "swift",
-  "version": "5.3.3",
-  "aliases": ["swift"],
-  "author": "Dan Vargas <danvargas46@gmail.com>"
-}
diff --git a/packages/swift/5.3.3/run b/packages/swift/5.3.3/run
deleted file mode 100644
index 5d29e87..0000000
--- a/packages/swift/5.3.3/run
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# Setting clang cache to current dir to avoid permission error on /tmp
-swift -module-cache-path . "$@"
diff --git a/packages/swift/5.3.3/test.swift b/packages/swift/5.3.3/test.swift
deleted file mode 100644
index 3f2688f..0000000
--- a/packages/swift/5.3.3/test.swift
+++ /dev/null
@@ -1 +0,0 @@
-print("OK")
\ No newline at end of file
diff --git a/packages/zig/0.7.1/build.sh b/packages/zig/0.7.1/build.sh
deleted file mode 100755
index 9714794..0000000
--- a/packages/zig/0.7.1/build.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/usr/bin/env bash
-
-mkdir -p bin
-cd bin/
-
-curl -L "https://ziglang.org/download/0.7.1/zig-linux-x86_64-0.7.1.tar.xz" -o zig.tar.xz
-tar xf zig.tar.xz --strip-components=1
-rm zig.tar.xz
-
-cd ../
\ No newline at end of file
diff --git a/packages/zig/0.7.1/compile b/packages/zig/0.7.1/compile
deleted file mode 100644
index af7e9eb..0000000
--- a/packages/zig/0.7.1/compile
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# optimizing for small programs
-zig build-exe -O ReleaseSmall --color off --cache-dir . --global-cache-dir . --name out "$@"
diff --git a/packages/zig/0.7.1/environment b/packages/zig/0.7.1/environment
deleted file mode 100644
index a85000c..0000000
--- a/packages/zig/0.7.1/environment
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# compiler path
-export PATH=$PWD/bin:$PATH
diff --git a/packages/zig/0.7.1/metadata.json b/packages/zig/0.7.1/metadata.json
deleted file mode 100644
index 3de611e..0000000
--- a/packages/zig/0.7.1/metadata.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "language": "zig",
-  "version": "0.7.1",
-  "aliases": ["zig"],
-  "author": "Dan Vargas <danvargas46@gmail.com>"
-}
diff --git a/packages/zig/0.7.1/run b/packages/zig/0.7.1/run
deleted file mode 100644
index d96e06f..0000000
--- a/packages/zig/0.7.1/run
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-shift # Filename is only used in compile step, so we can take it out here
-./out "$@"
diff --git a/packages/zig/0.7.1/test.zig b/packages/zig/0.7.1/test.zig
deleted file mode 100644
index 548c703..0000000
--- a/packages/zig/0.7.1/test.zig
+++ /dev/null
@@ -1,6 +0,0 @@
-const std = @import("std");
-
-pub fn main() !void {
-    const stdout = std.io.getStdOut().writer();
-    try stdout.print("OK\n", .{});
-}
\ No newline at end of file
diff --git a/shell.nix b/shell.nix
index d3c1b54..f43b1b4 100644
--- a/shell.nix
+++ b/shell.nix
@@ -1,5 +1,5 @@
 { pkgs ? import <nixpkgs> {} }:
   pkgs.mkShell {
     # nativeBuildInputs is usually what you want -- tools you need to run
-    nativeBuildInputs = with pkgs; [ nodejs-15_x yarn jq ];
-}
+    nativeBuildInputs = [ pkgs.nodejs-15_x pkgs.yarn pkgs.jq ];
+}
\ No newline at end of file