diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 18a8034c..7dc393fa 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,15 +26,15 @@ jobs:
             os: macos-latest
             arch: arm64
             allow_failure: false
-          - version: 'nightly'
+          - version: 'pre'
             os: ubuntu-latest
             arch: x64
             allow_failure: true
-          - version: 'nightly'
+          - version: 'pre'
             os: windows-latest
             arch: x64
             allow_failure: true
-          - version: 'nightly'
+          - version: 'pre'
             os: macos-13
             arch: x64
             allow_failure: true
diff --git a/src/CUTEst.jl b/src/CUTEst.jl
index 95610853..ba3a664d 100644
--- a/src/CUTEst.jl
+++ b/src/CUTEst.jl
@@ -34,7 +34,7 @@ isdir(libsif_path) || mkpath(libsif_path)
 function __init__()
   if !Sys.iswindows()
     # gfortran is installed with an artifact on Windows
-    if !success(`bash -c "type gfortran"`)
+    if Sys.which("gfortran") |> isnothing
       error("gfortran is not installed. Please install it and try again.")
     else
       arch_julia = String(Sys.ARCH)