diff --git a/.github/workflows/remote-install.yaml b/.github/workflows/remote-install.yaml
index 9092bd2a..fe38a7e9 100644
--- a/.github/workflows/remote-install.yaml
+++ b/.github/workflows/remote-install.yaml
@@ -34,19 +34,19 @@ jobs:
       matrix:
         config:
           ## macOS
-          - {os: macos-latest,   r: 'devel', http-user-agent: 'release'}
           - {os: macos-latest,   r: 'release'}
           - {os: macos-latest,   r: 'oldrel-1'}
+          - {os: macos-latest,   r: 'oldrel-2'}
 
           ## windows
-          - {os: windows-latest, r: 'devel', http-user-agent: 'release'}
           - {os: windows-latest, r: 'release'}
           - {os: windows-latest, r: 'oldrel-1'}
+          - {os: windows-latest, r: 'oldrel-2'}
 
           # Ubuntu
-          - {os: ubuntu-latest,   r: 'devel', http-user-agent: 'release'}
           - {os: ubuntu-latest,   r: 'release'}
           - {os: ubuntu-latest,   r: 'oldrel-1'}
+          - {os: ubuntu-latest,   r: 'oldrel-2'}
 
     env:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
@@ -92,19 +92,19 @@ jobs:
       matrix:
         config:
           ## macOS
-          - {os: macos-latest,   r: 'devel', http-user-agent: 'release'}
           - {os: macos-latest,   r: 'release'}
           - {os: macos-latest,   r: 'oldrel-1'}
+          - {os: macos-latest,   r: 'oldrel-2'}
 
           ## windows
-          - {os: windows-latest, r: 'devel', http-user-agent: 'release'}
           - {os: windows-latest, r: 'release'}
           - {os: windows-latest, r: 'oldrel-1'}
+          - {os: windows-latest, r: 'oldrel-2'}
 
           # Ubuntu
-          - {os: ubuntu-latest,   r: 'devel', http-user-agent: 'release'}
           - {os: ubuntu-latest,   r: 'release'}
           - {os: ubuntu-latest,   r: 'oldrel-1'}
+          - {os: ubuntu-latest,   r: 'oldrel-2'}
 
     env:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}