diff --git a/README.md b/README.md
index b9e85b0..e86db2b 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,9 @@
 # Nix flake templates for easy dev environments
 
 ```shell
+# Elixir
+nix flake init --template github:the-nix-way/dev-templates#elixir
+
 # Gleam
 nix flake init --template github:the-nix-way/dev-templates#gleam
 
diff --git a/gleam/flake.lock b/gleam/flake.lock
index 04c22b1..26c4e97 100644
--- a/gleam/flake.lock
+++ b/gleam/flake.lock
@@ -17,11 +17,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1657982260,
-        "narHash": "sha256-k9hwUbpgBmIipH2ZkRS5BpqLKbQYLiB0ewI+e9HHK0I=",
+        "lastModified": 1659041591,
+        "narHash": "sha256-kKoy3tDZl3w0GuVlvJ6W/ERGRqeXy2+IGXL9g1a3F68=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "2d2bf29c02bfd0fc0cafb613c6b49d3e6c0d6361",
+        "rev": "ab0794b1ae2756411d176dd5b82843a4ae56fe6e",
         "type": "github"
       },
       "original": {
diff --git a/go1.17/flake.lock b/go1.17/flake.lock
index a25beee..26c4e97 100644
--- a/go1.17/flake.lock
+++ b/go1.17/flake.lock
@@ -17,11 +17,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1657577542,
-        "narHash": "sha256-tJnYrGTswnCtz8hXR24y4sZ7d+kgZ7UshnFBcrDjFkU=",
+        "lastModified": 1659041591,
+        "narHash": "sha256-kKoy3tDZl3w0GuVlvJ6W/ERGRqeXy2+IGXL9g1a3F68=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0a1978fbe48b8bd08be138507e9dade26e5778b8",
+        "rev": "ab0794b1ae2756411d176dd5b82843a4ae56fe6e",
         "type": "github"
       },
       "original": {
diff --git a/go1.18/flake.lock b/go1.18/flake.lock
index a25beee..26c4e97 100644
--- a/go1.18/flake.lock
+++ b/go1.18/flake.lock
@@ -17,11 +17,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1657577542,
-        "narHash": "sha256-tJnYrGTswnCtz8hXR24y4sZ7d+kgZ7UshnFBcrDjFkU=",
+        "lastModified": 1659041591,
+        "narHash": "sha256-kKoy3tDZl3w0GuVlvJ6W/ERGRqeXy2+IGXL9g1a3F68=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0a1978fbe48b8bd08be138507e9dade26e5778b8",
+        "rev": "ab0794b1ae2756411d176dd5b82843a4ae56fe6e",
         "type": "github"
       },
       "original": {
diff --git a/rust/flake.lock b/rust/flake.lock
index d213f05..c56572c 100644
--- a/rust/flake.lock
+++ b/rust/flake.lock
@@ -32,11 +32,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1657577542,
-        "narHash": "sha256-tJnYrGTswnCtz8hXR24y4sZ7d+kgZ7UshnFBcrDjFkU=",
+        "lastModified": 1659041591,
+        "narHash": "sha256-kKoy3tDZl3w0GuVlvJ6W/ERGRqeXy2+IGXL9g1a3F68=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0a1978fbe48b8bd08be138507e9dade26e5778b8",
+        "rev": "ab0794b1ae2756411d176dd5b82843a4ae56fe6e",
         "type": "github"
       },
       "original": {
@@ -74,11 +74,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1657507721,
-        "narHash": "sha256-FtV5D35ikz7zvhBX66Bs3VKd/GDyIVA+WQzqkR1PS0E=",
+        "lastModified": 1658976490,
+        "narHash": "sha256-L2zf+ertc3WoKuiZatEHiFlrwN049EXapEoIiTS3J78=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "1a133f54a0229af8310879eac2c4a82c0576a0b9",
+        "rev": "bca9a9b96146145147540b890b4f9393d456e5bb",
         "type": "github"
       },
       "original": {
diff --git a/update.sh b/update.sh
new file mode 100755
index 0000000..c33c3e1
--- /dev/null
+++ b/update.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+for dir in `ls -d */`; do # Iterate through all the templates
+  (
+    cd $dir
+    nix flake update # Update flake.lock
+    direnv reload    # Make sure things work after the update
+  )
+done
diff --git a/zig/flake.lock b/zig/flake.lock
index 04c22b1..26c4e97 100644
--- a/zig/flake.lock
+++ b/zig/flake.lock
@@ -17,11 +17,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1657982260,
-        "narHash": "sha256-k9hwUbpgBmIipH2ZkRS5BpqLKbQYLiB0ewI+e9HHK0I=",
+        "lastModified": 1659041591,
+        "narHash": "sha256-kKoy3tDZl3w0GuVlvJ6W/ERGRqeXy2+IGXL9g1a3F68=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "2d2bf29c02bfd0fc0cafb613c6b49d3e6c0d6361",
+        "rev": "ab0794b1ae2756411d176dd5b82843a4ae56fe6e",
         "type": "github"
       },
       "original": {