diff --git a/etc/opt/chromium/policies/managed/doh-adguard-family.json b/etc/opt/chromium/policies/managed/doh-adguard-family.json
index eed34359..7718684e 100644
--- a/etc/opt/chromium/policies/managed/doh-adguard-family.json
+++ b/etc/opt/chromium/policies/managed/doh-adguard-family.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://family.adguard-dns.com/dns-query?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-adguard-unfiltered.json b/etc/opt/chromium/policies/managed/doh-adguard-unfiltered.json
index e8e0425d..de5f6f46 100644
--- a/etc/opt/chromium/policies/managed/doh-adguard-unfiltered.json
+++ b/etc/opt/chromium/policies/managed/doh-adguard-unfiltered.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://unfiltered.adguard-dns.com/dns-query?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-cloudflare-security.json b/etc/opt/chromium/policies/managed/doh-cloudflare-security.json
index 6ee0f92d..e633382c 100644
--- a/etc/opt/chromium/policies/managed/doh-cloudflare-security.json
+++ b/etc/opt/chromium/policies/managed/doh-cloudflare-security.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://security.cloudflare-dns.com/dns-query?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-dns0-kids.json b/etc/opt/chromium/policies/managed/doh-dns0-kids.json
index 426e6175..62470dbe 100644
--- a/etc/opt/chromium/policies/managed/doh-dns0-kids.json
+++ b/etc/opt/chromium/policies/managed/doh-dns0-kids.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://kids.dns0.eu/?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-dns0-open.json b/etc/opt/chromium/policies/managed/doh-dns0-open.json
index cf26bf93..0960cd00 100644
--- a/etc/opt/chromium/policies/managed/doh-dns0-open.json
+++ b/etc/opt/chromium/policies/managed/doh-dns0-open.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://open.dns0.eu/?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-dns0-zero.json b/etc/opt/chromium/policies/managed/doh-dns0-zero.json
index a51de98a..e563fa5b 100644
--- a/etc/opt/chromium/policies/managed/doh-dns0-zero.json
+++ b/etc/opt/chromium/policies/managed/doh-dns0-zero.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://zero.dns0.eu/"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-dns0.json b/etc/opt/chromium/policies/managed/doh-dns0.json
index 93973369..9e7de6d4 100644
--- a/etc/opt/chromium/policies/managed/doh-dns0.json
+++ b/etc/opt/chromium/policies/managed/doh-dns0.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://dns0.eu/?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-dns4eu-noads.json b/etc/opt/chromium/policies/managed/doh-dns4eu-noads.json
new file mode 100644
index 00000000..ebb1dd2b
--- /dev/null
+++ b/etc/opt/chromium/policies/managed/doh-dns4eu-noads.json
@@ -0,0 +1,4 @@
+{
+	"DnsOverHttpsMode": "secure",
+	"DnsOverHttpsTemplates": "https://noads.joindns4.eu/dns-query?dns"
+}
diff --git a/etc/opt/chromium/policies/managed/doh-dns4eu.json b/etc/opt/chromium/policies/managed/doh-dns4eu.json
index 15761483..e331648c 100644
--- a/etc/opt/chromium/policies/managed/doh-dns4eu.json
+++ b/etc/opt/chromium/policies/managed/doh-dns4eu.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://protective.joindns4.eu/dns-query?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-google.json b/etc/opt/chromium/policies/managed/doh-google.json
index 8bd023e3..434be310 100644
--- a/etc/opt/chromium/policies/managed/doh-google.json
+++ b/etc/opt/chromium/policies/managed/doh-google.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://dns.google/dns-query?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-google64.json b/etc/opt/chromium/policies/managed/doh-google64.json
index 420892fb..9933c076 100644
--- a/etc/opt/chromium/policies/managed/doh-google64.json
+++ b/etc/opt/chromium/policies/managed/doh-google64.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://dns64.dns.google/dns-query?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-private-ecs.json b/etc/opt/chromium/policies/managed/doh-private-ecs.json
index 5e88c9fa..393ae347 100644
--- a/etc/opt/chromium/policies/managed/doh-private-ecs.json
+++ b/etc/opt/chromium/policies/managed/doh-private-ecs.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://unfiltered.adguard-dns.com/dns-query?dns https://open.dns0.eu/?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-quad9-ecs.json b/etc/opt/chromium/policies/managed/doh-quad9-ecs.json
index 5d5bbee5..a0c7d145 100644
--- a/etc/opt/chromium/policies/managed/doh-quad9-ecs.json
+++ b/etc/opt/chromium/policies/managed/doh-quad9-ecs.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://dns11.quad9.net/dns-query?dns https://dns11.quad9.net:5053/dns-query?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-quad9.json b/etc/opt/chromium/policies/managed/doh-quad9.json
index cd311154..9a228a64 100644
--- a/etc/opt/chromium/policies/managed/doh-quad9.json
+++ b/etc/opt/chromium/policies/managed/doh-quad9.json
@@ -1,4 +1,4 @@
 {
-	"DnsOverHttpsMode": "automatic",
+	"DnsOverHttpsMode": "secure",
 	"DnsOverHttpsTemplates": "https://dns.quad9.net/dns-query?dns https://dns.quad9.net:5053/dns-query?dns"
 }
diff --git a/etc/opt/chromium/policies/managed/doh-unlocked-unset.json b/etc/opt/chromium/policies/managed/doh-unlocked-unset.json
index c4283db7..922ef0df 100644
--- a/etc/opt/chromium/policies/managed/doh-unlocked-unset.json
+++ b/etc/opt/chromium/policies/managed/doh-unlocked-unset.json
@@ -1,3 +1,3 @@
 {
-	"DnsOverHttpsMode": "automatic"
+	"DnsOverHttpsMode": "secure"
 }