diff --git a/key4hep-build/action.yml b/key4hep-build/action.yml
index ff25f92..90e3723 100644
--- a/key4hep-build/action.yml
+++ b/key4hep-build/action.yml
@@ -50,11 +50,7 @@ runs:
         elif [ "${{ inputs.build_type }}" = "release" ]; then
           source /cvmfs/sw.hsf.org/key4hep/setup.sh
         elif [ "${{ inputs.build_type }}" = "nightly" ]; then
-          if [[ "${{ inputs.image }}" == *ubuntu* ]]; then
-            source /cvmfs/sw-nightlies.hsf.org/key4hep/setup.sh
-          else
-            source /cvmfs/sft-nightlies.cern.ch/lcg/views/devkey-head/latest/x86_64-el9-gcc14-opt/setup.sh
-          fi
+          source /cvmfs/sw-nightlies.hsf.org/key4hep/setup.sh
         else
           echo "Unknown build type"
           exit 1