diff --git a/HeterogeneousCore/SonicTriton/scripts/cmsTriton b/HeterogeneousCore/SonicTriton/scripts/cmsTriton
index addbfb2c247c7..37b5c2838254d 100755
--- a/HeterogeneousCore/SonicTriton/scripts/cmsTriton
+++ b/HeterogeneousCore/SonicTriton/scripts/cmsTriton
@@ -262,6 +262,9 @@ start_apptainer(){
 		ldconfig /.singularity.d/libs
 	fi
 
+    # workaround for https://github.com/apptainer/apptainer/issues/2164
+    unset DBUS_SESSION_BUS_ADDRESS
+
 	# start instance
 	# need to bind /cvmfs for above symlinks to work inside container
 	$DRYRUN $APPTAINER instance start \