diff --git a/host_vars/tealc.adm.crans.org.yml b/host_vars/tealc.adm.crans.org.yml
index e2fd8699..bb6fb557 100644
--- a/host_vars/tealc.adm.crans.org.yml
+++ b/host_vars/tealc.adm.crans.org.yml
@@ -4,7 +4,8 @@ interfaces:
 
 loc_needrestart:
   override:
-    - postgresql
+    - regex: 'postgresql'
+      mode: 'i'
 
 debian_mirror: 'file:/pool/mirror/pub/debian'
 
diff --git a/host_vars/zamok.adm.crans.org.yml b/host_vars/zamok.adm.crans.org.yml
index 2c830c06..90e157d4 100644
--- a/host_vars/zamok.adm.crans.org.yml
+++ b/host_vars/zamok.adm.crans.org.yml
@@ -9,7 +9,8 @@ loc_unattended:
 
 loc_needrestart:
   override:
-    - thelounge
+    - regex: 'thelounge'
+      mode: 'i'
 
 loc_borg:
   to_exclude:
diff --git a/roles/unattended-upgrades/templates/apt/apt.conf.d/50unattended-upgrades.j2 b/roles/unattended-upgrades/templates/apt/apt.conf.d/50unattended-upgrades.j2
index 464d0d09..12c486cd 100644
--- a/roles/unattended-upgrades/templates/apt/apt.conf.d/50unattended-upgrades.j2
+++ b/roles/unattended-upgrades/templates/apt/apt.conf.d/50unattended-upgrades.j2
@@ -72,7 +72,7 @@ Unattended-Upgrade::Mail "root@crans.org";
 //    "always", "only-on-error" or "on-change"
 // If this is not set, then any legacy MailOnlyOnError (boolean) value
 // is used to chose between "only-on-error" and "on-change"
-Unattended-Upgrade::MailReport "on-change";
+Unattended-Upgrade::MailReport "only-on-error";
 
 // Remove unused automatically installed kernel-related packages
 // (kernel images, kernel headers and kernel version locked tools).