diff --git a/.github/workflows/macos_shelltests.yml b/.github/workflows/macos_shelltests.yml
index af9264d..9caed7d 100644
--- a/.github/workflows/macos_shelltests.yml
+++ b/.github/workflows/macos_shelltests.yml
@@ -27,14 +27,8 @@ jobs:
     - name: Install just
       uses: extractions/setup-just@v1
 
-    - uses: haskell-actions/setup@v2
-      with:
-        ghc-version: '9.8'
-        enable-stack: true
-        stack-version: 'latest'
-
     - name: Install shelltestrunner
-      run: stack install shelltestrunner-1.10
+      run: brew install shelltestrunner
 
     - name: Build beamup
       run: cargo build
diff --git a/shelltests/installs.test b/shelltests/installs.test
index 0bf0cc9..e9fbd8c 100644
--- a/shelltests/installs.test
+++ b/shelltests/installs.test
@@ -22,15 +22,6 @@ v1.4.1
 ls ~/.local/bin/gleam || ls ~/.beamup/bin/gleam
 >>>=0
 
-ls /root/.local/share/beamup/elixir/v1.4.1/bin/gleam
->>>=0
-
-find /root/.* -name gleam
->>>=0
-
-ls -l /root/.local/share/beamup/gleam/v1.4.1/gleam
->>>=0
-
 # test the version is right
 DEBUG=1 ~/.local/bin/gleam --version
 >>>
diff --git a/shelltests/macos/install_erlang.test b/shelltests/macos/install_erlang.test
index 47b7cb9..6477456 100644
--- a/shelltests/macos/install_erlang.test
+++ b/shelltests/macos/install_erlang.test
@@ -1,3 +1,3 @@
 # test an install of erlang on macos
-target/debug/beamup install erlang latest
+target/debug/beamup install erlang OTP-27.1
 >>>=0