diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index a61457aa..df7e35cb 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -105,10 +105,6 @@ jobs:
             otp-version: '25'
             os: 'ubuntu-20.04'
             version-type: 'strict'
-          - gleam-version: '0.23'
-            otp-version: '24'
-            os: 'ubuntu-latest'
-            disable_problem_matchers: true
           - gleam-version: '1.5.1'
             otp-version: '27'
             os: 'ubuntu-latest'
@@ -117,18 +113,6 @@ jobs:
             otp-version: false
             os: 'ubuntu-latest'
             disable_problem_matchers: true
-          - gleam-version: '0.23.0-rc1'
-            otp-version: '24'
-            os: 'ubuntu-latest'
-            disable_problem_matchers: true
-          - gleam-version: '0.23.0-rc1'
-            otp-version: false
-            os: 'ubuntu-latest'
-            disable_problem_matchers: true
-          - gleam-version: '0.22.0' # Version with Gleam's old archive naming convention
-            otp-version: '24'
-            os: 'ubuntu-latest'
-            disable_problem_matchers: true
           - elixir-version: 'v1.13'
             otp-version: '24'
             escript_packages: 'hex protobuf'
@@ -176,12 +160,12 @@ jobs:
         if: ${{matrix.combo.rebar3-version}}
       - name: Format Gleam project (without installing Erlang/OTP)
         run: |
-          cd test/projects/gleam_gleam
+          cd test/projects/gleamgleam
           gleam format
         if: ${{ matrix.combo.gleam-version && !matrix.combo.otp-version }}
       - name: Run Gleam project tests (without `rebar3`)
         run: |
-          cd test/projects/gleam_gleam
+          cd test/projects/gleamgleam
           gleam test
         if: ${{ matrix.combo.gleam-version && matrix.combo.otp-version && !matrix.combo.rebar3-version }}
       - name: Run escript
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index e3a35836..6825bbda 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -61,12 +61,6 @@ jobs:
           - gleam-version: '1.5.1'
             otp-version: '27'
             os: 'windows-latest'
-          - gleam-version: '0.19.0-rc3'
-            otp-version: '24'
-            os: 'windows-latest'
-          - gleam-version: '0.23.0-rc1'
-            otp-version: '24'
-            os: 'windows-latest'
           - elixir-version: 'v1.13'
             otp-version: '24'
             escript_packages: 'hex protobuf'
diff --git a/test/projects/gleam_gleam/README.md b/test/projects/gleam_gleam/README.md
deleted file mode 100644
index 52ec1be6..00000000
--- a/test/projects/gleam_gleam/README.md
+++ /dev/null
@@ -1,19 +0,0 @@
-# gleam_gleam
-
-A Gleam project
-
-## Quick start
-
-```sh
-gleam run   # Run the project
-gleam test  # Run the tests
-gleam shell # Run an Erlang shell
-```
-
-## Installation
-
-If available on Hex this package can be added to your Gleam project.
-
-```sh
-gleam add gleam_gleam
-```
diff --git a/test/projects/gleam_gleam/gleam.toml b/test/projects/gleam_gleam/gleam.toml
deleted file mode 100644
index d6ebc42f..00000000
--- a/test/projects/gleam_gleam/gleam.toml
+++ /dev/null
@@ -1,10 +0,0 @@
-name = "gleam_gleam"
-version = "0.1.0"
-
-# Fill out these fields if you intend to generate HTML documentation or publish
-# your project to the Hex package manager.
-#
-# licences = ["Apache-2.0"]
-# description = "A Gleam library..."
-# repository = { type = "github", user = "username", repo = "project" }
-# links = [{ title = "Website", href = "https://gleam.run" }]
diff --git a/test/projects/gleam_gleam/manifest.toml b/test/projects/gleam_gleam/manifest.toml
deleted file mode 100644
index c5d779a3..00000000
--- a/test/projects/gleam_gleam/manifest.toml
+++ /dev/null
@@ -1,7 +0,0 @@
-# This file was generated by Gleam
-# You typically do not need to edit this file
-
-packages = [
-]
-
-[requirements]
diff --git a/test/projects/gleam_gleam/src/gleam_gleam.gleam b/test/projects/gleam_gleam/src/gleam_gleam.gleam
deleted file mode 100644
index 4ead3b10..00000000
--- a/test/projects/gleam_gleam/src/gleam_gleam.gleam
+++ /dev/null
@@ -1,3 +0,0 @@
-pub fn main() {
-  Nil
-}
diff --git a/test/projects/gleam_gleam/test/gleam_gleam_test.gleam b/test/projects/gleam_gleam/test/gleam_gleam_test.gleam
deleted file mode 100644
index 4ead3b10..00000000
--- a/test/projects/gleam_gleam/test/gleam_gleam_test.gleam
+++ /dev/null
@@ -1,3 +0,0 @@
-pub fn main() {
-  Nil
-}
diff --git a/test/projects/gleam_gleam/.github/workflows/test.yml b/test/projects/gleamgleam/.github/workflows/test.yml
similarity index 70%
rename from test/projects/gleam_gleam/.github/workflows/test.yml
rename to test/projects/gleamgleam/.github/workflows/test.yml
index de935b3f..3f0c45b5 100644
--- a/test/projects/gleam_gleam/.github/workflows/test.yml
+++ b/test/projects/gleamgleam/.github/workflows/test.yml
@@ -14,8 +14,10 @@ jobs:
       - uses: actions/checkout@v4
       - uses: erlef/setup-beam@v1
         with:
-          otp-version: "23.2"
-          gleam-version: "0.23.0-rc1"
-      - run: gleam format --check src test
+          otp-version: "26.0.2"
+          gleam-version: "1.5.0"
+          rebar3-version: "3"
+          # elixir-version: "1.15.4"
       - run: gleam deps download
       - run: gleam test
+      - run: gleam format --check src test
diff --git a/test/projects/gleam_gleam/.gitignore b/test/projects/gleamgleam/.gitignore
similarity index 79%
rename from test/projects/gleam_gleam/.gitignore
rename to test/projects/gleamgleam/.gitignore
index 170cca98..599be4eb 100644
--- a/test/projects/gleam_gleam/.gitignore
+++ b/test/projects/gleamgleam/.gitignore
@@ -1,4 +1,4 @@
 *.beam
 *.ez
-build
+/build
 erl_crash.dump
diff --git a/test/projects/gleamgleam/README.md b/test/projects/gleamgleam/README.md
new file mode 100644
index 00000000..ae6757c0
--- /dev/null
+++ b/test/projects/gleamgleam/README.md
@@ -0,0 +1,24 @@
+# gleamgleam
+
+[![Package Version](https://img.shields.io/hexpm/v/gleamgleam)](https://hex.pm/packages/gleamgleam)
+[![Hex Docs](https://img.shields.io/badge/hex-docs-ffaff3)](https://hexdocs.pm/gleamgleam/)
+
+```sh
+gleam add gleamgleam@1
+```
+```gleam
+import gleamgleam
+
+pub fn main() {
+  // TODO: An example of the project in use
+}
+```
+
+Further documentation can be found at <https://hexdocs.pm/gleamgleam>.
+
+## Development
+
+```sh
+gleam run   # Run the project
+gleam test  # Run the tests
+```
diff --git a/test/projects/gleamgleam/gleam.toml b/test/projects/gleamgleam/gleam.toml
new file mode 100644
index 00000000..7b21e335
--- /dev/null
+++ b/test/projects/gleamgleam/gleam.toml
@@ -0,0 +1,19 @@
+name = "gleamgleam"
+version = "1.0.0"
+
+# Fill out these fields if you intend to generate HTML documentation or publish
+# your project to the Hex package manager.
+#
+# description = ""
+# licences = ["Apache-2.0"]
+# repository = { type = "github", user = "", repo = "" }
+# links = [{ title = "Website", href = "" }]
+#
+# For a full reference of all the available options, you can have a look at
+# https://gleam.run/writing-gleam/gleam-toml/.
+
+[dependencies]
+gleam_stdlib = ">= 0.34.0 and < 2.0.0"
+
+[dev-dependencies]
+gleeunit = ">= 1.0.0 and < 2.0.0"
diff --git a/test/projects/gleamgleam/src/gleamgleam.gleam b/test/projects/gleamgleam/src/gleamgleam.gleam
new file mode 100644
index 00000000..a7cc6f20
--- /dev/null
+++ b/test/projects/gleamgleam/src/gleamgleam.gleam
@@ -0,0 +1,5 @@
+import gleam/io
+
+pub fn main() {
+  io.println("Hello from gleamgleam!")
+}
diff --git a/test/projects/gleamgleam/test/gleamgleam_test.gleam b/test/projects/gleamgleam/test/gleamgleam_test.gleam
new file mode 100644
index 00000000..3831e7a9
--- /dev/null
+++ b/test/projects/gleamgleam/test/gleamgleam_test.gleam
@@ -0,0 +1,12 @@
+import gleeunit
+import gleeunit/should
+
+pub fn main() {
+  gleeunit.main()
+}
+
+// gleeunit test functions end in `_test`
+pub fn hello_world_test() {
+  1
+  |> should.equal(1)
+}