diff --git a/scripts/ci/run_with_singularity.sh b/scripts/ci/run_with_singularity.sh
index dd24f41d0..380314a75 100755
--- a/scripts/ci/run_with_singularity.sh
+++ b/scripts/ci/run_with_singularity.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-export APPTAINER_BIND="/scratch,/cvmfs" 
+export APPTAINER_BIND="/scratch,/cvmfs,/etc/pki/tls/certs,/etc/grid-security/certificates" 
 if [[ -d $WREM_BASE ]]; then
     export APPTAINER_BIND="${APPTAINER_BIND},${WREM_BASE}/.."
 fi