diff --git a/test/test-functions b/test/test-functions
index 03753db38ac..ce6185b66ea 100644
--- a/test/test-functions
+++ b/test/test-functions
@@ -92,7 +92,7 @@ $KERNEL_APPEND \
 
 run_nspawn() {
     set -x
-    ../../systemd-nspawn --register=no --boot --directory=$TESTDIR/nspawn-root $ROOTLIBDIR/systemd $KERNEL_APPEND
+    ../../systemd-nspawn --register=no --directory=$TESTDIR/nspawn-root $ROOTLIBDIR/systemd $KERNEL_APPEND
 }
 
 setup_basic_environment() {