diff --git a/.github/workflows/test_eessi.yml b/.github/workflows/test-software.eessi.io.yml
similarity index 73%
rename from .github/workflows/test_eessi.yml
rename to .github/workflows/test-software.eessi.io.yml
index 6dfd78e428..6756bd8854 100644
--- a/.github/workflows/test_eessi.yml
+++ b/.github/workflows/test-software.eessi.io.yml
@@ -1,17 +1,17 @@
 # documentation: https://help.github.com/en/articles/workflow-syntax-for-github-actions
-name: Tests relying on having EESSI pilot repo mounted
+name: Check for missing software installations in software.eessi.io
 on: [push, pull_request, workflow_dispatch]
 permissions:
   contents: read # to fetch code (actions/checkout)
 jobs:
   pilot:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     strategy:
       fail-fast: false
       matrix:
         EESSI_VERSION:
         - 2023.06
-        EESSI_SOFTWARE_SUBDIR:
+        EESSI_SOFTWARE_SUBDIR_OVERRIDE:
         - aarch64/generic
         - aarch64/neoverse_n1
         - aarch64/neoverse_v1
@@ -29,19 +29,20 @@ jobs:
           with:
               cvmfs_config_package: https://github.com/EESSI/filesystem-layer/releases/download/latest/cvmfs-config-eessi_latest_all.deb
               cvmfs_http_proxy: DIRECT
-              cvmfs_repositories: pilot.eessi-hpc.org
+              cvmfs_repositories: software.eessi.io
 
         - name: Test check_missing_installations.sh script
           run: |
-              source /cvmfs/pilot.eessi-hpc.org/versions/${{matrix.EESSI_VERSION}}/init/bash
+              export EESSI_SOFTWARE_SUBDIR_OVERRIDE=${{matrix.EESSI_SOFTWARE_SUBDIR_OVERRIDE}}
+              source /cvmfs/software.eessi.io/versions/${{matrix.EESSI_VERSION}}/init/bash
               module load EasyBuild
+              which eb
               eb --version
-              export EESSI_PREFIX=/cvmfs/pilot.eessi-hpc.org/versions/${{matrix.EESSI_VERSION}}
+              export EESSI_PREFIX=/cvmfs/software.eessi.io/versions/${{matrix.EESSI_VERSION}}
               export EESSI_OS_TYPE=linux
-              export EESSI_SOFTWARE_SUBDIR=${{matrix.EESSI_SOFTWARE_SUBDIR}}
               env | grep ^EESSI | sort
-              echo "just run check_missing_installations.sh (should use eessi-${{matrix.EESSI_VERSION}}.yml)"
-              for easystack_file in $(ls eessi-${{matrix.EESSI_VERSION}}-eb-*.yml); do
+              echo "just run check_missing_installations.sh (should use easystacks/software.eessi.io/${{matrix.EESSI_VERSION}}/eessi-${{matrix.EESSI_VERSION}}-*.yml)"
+              for easystack_file in $(ls easystacks/software.eessi.io/${{matrix.EESSI_VERSION}}/eessi-${{matrix.EESSI_VERSION}}-eb-*.yml); do
                   echo "check missing installations for ${easystack_file}..."
                   ./check_missing_installations.sh ${easystack_file}
                   ec=$?
@@ -50,12 +51,13 @@ jobs:
 
         - name: Test check_missing_installations.sh with missing package (GCC/8.3.0)
           run: |
-              source /cvmfs/pilot.eessi-hpc.org/versions/${{matrix.EESSI_VERSION}}/init/bash
+              export EESSI_SOFTWARE_SUBDIR_OVERRIDE=${{matrix.EESSI_SOFTWARE_SUBDIR_OVERRIDE}}
+              source /cvmfs/software.eessi.io/versions/${{matrix.EESSI_VERSION}}/init/bash
               module load EasyBuild
+              which eb
               eb --version
-              export EESSI_PREFIX=/cvmfs/pilot.eessi-hpc.org/versions/${{matrix.EESSI_VERSION}}
+              export EESSI_PREFIX=/cvmfs/software.eessi.io/versions/${{matrix.EESSI_VERSION}}
               export EESSI_OS_TYPE=linux
-              export EESSI_SOFTWARE_SUBDIR=${{matrix.EESSI_SOFTWARE_SUBDIR}}
               env | grep ^EESSI | sort
               # create dummy easystack file with a single entry (something that is not installed in EESSI)
               easystack_file="test.yml"
diff --git a/check_missing_installations.sh b/check_missing_installations.sh
index e927f14701..5ea7c5a4f5 100755
--- a/check_missing_installations.sh
+++ b/check_missing_installations.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 #
-# Script to check for missing installations in EESSI pilot software stack (version 2023.06)
+# Script to check for missing installations in EESSI software stack
 #
 # author: Kenneth Hoste (@boegel)
 # author: Thomas Roeblitz (@trz42)