diff --git a/roles/fvs-mount/defaults/main.yml b/roles/fvs-mount/defaults/main.yml
index 775517a..d27fc27 100644
--- a/roles/fvs-mount/defaults/main.yml
+++ b/roles/fvs-mount/defaults/main.yml
@@ -2,3 +2,4 @@ smb_server: "smb.steinbeisschule-reutlingen.de"
 home_server: "home.steinbeisschule-reutlingen.de"
 smb_home: "DOCS/fvs/home/"
 smb_share: "DOCS/fvs/tausch/"
+ssh_hostkey: '|1|vZQ8Yc2MBY3tYCzTCVOmaIRnep8=|kCp5RNmtBR7WSBX6L9fo9URSOmI= ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBFil1umj7jbBfJ7o80WDXToPidypuD915VNM7mN6mMF/gSJ7QYKtYDgBOR5KDUSB5dvc/itlSobw4rYQr2rE5dQ='
diff --git a/roles/fvs-mount/tasks/main.yml b/roles/fvs-mount/tasks/main.yml
index b27192e..3933616 100644
--- a/roles/fvs-mount/tasks/main.yml
+++ b/roles/fvs-mount/tasks/main.yml
@@ -33,3 +33,15 @@
         ssh="0" noroot="0"
       ><not><or><user>ansible</user><user>Debian-gdm</user></or></not></volume>
     insertafter: "<!-- Volume definitions -->"
+
+- name: make sure .ssh exists
+  file:
+    path: /root/.ssh
+    state: directory
+    mode: '0700'
+
+- name: provide public key of home server
+  lineinfile:
+    path: /root/.ssh/known_hosts
+    line: "{{ ssh_hostkey }}"
+    create: yes