diff --git a/test/test-functions b/test/test-functions
index a7026d7ad7..1459ee1456 100644
--- a/test/test-functions
+++ b/test/test-functions
@@ -832,7 +832,7 @@ mount -o remount,rw /
 
 # A lot of services (most notably dbus) won't start without preloading libasan
 # See https://github.com/systemd/systemd/issues/5004
-DEFAULT_ENVIRONMENT="\$DEFAULT_ENVIRONMENT LD_PRELOAD=$ASAN_RT_PATH"
+DEFAULT_ENVIRONMENT="\$DEFAULT_ENVIRONMENT LD_PRELOAD=$ASAN_RT_PATH ASAN_RT_PATH=$ASAN_RT_PATH"
 
 if [[ "$ASAN_COMPILER" == "clang" ]]; then
   # Let's add the ASan DSO's path to the dynamic linker's cache. This is pretty
diff --git a/test/units/testsuite-70.sh b/test/units/testsuite-70.sh
index f395ef4e5e..5e4fa1877c 100755
--- a/test/units/testsuite-70.sh
+++ b/test/units/testsuite-70.sh
@@ -4,12 +4,11 @@ set -ex
 
 export SYSTEMD_LOG_LEVEL=debug
 
-
 # Prepare fresh disk image
 img="/var/tmp/test.img"
 dd if=/dev/zero of=$img bs=1024k count=20 status=none
 echo -n passphrase >/tmp/passphrase
-cryptsetup luksFormat -q --use-urandom $img /tmp/passphrase
+LD_PRELOAD="${ASAN_RT_PATH:-}" cryptsetup luksFormat -q --use-urandom $img /tmp/passphrase
 
 # Enroll unlock with default PCR policy
 env PASSWORD=passphrase systemd-cryptenroll --tpm2-device=auto $img