diff --git a/packages/email-notification-dispatcher/src/resources/templates/headers/common-header.hbs b/packages/email-notification-dispatcher/src/resources/templates/headers/common-header.hbs
index 73eef1ce63..a6e9ff8b99 100644
--- a/packages/email-notification-dispatcher/src/resources/templates/headers/common-header.hbs
+++ b/packages/email-notification-dispatcher/src/resources/templates/headers/common-header.hbs
@@ -37,13 +37,11 @@
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   <link
-    href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
     rel="stylesheet"
-    type="text/css"
+    href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+    integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+    crossorigin="anonymous"
   />
-  <style type="text/css">
-    @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
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diff --git a/packages/notification-email-sender/src/resources/templates/agreement-activated-mail.html b/packages/notification-email-sender/src/resources/templates/agreement-activated-mail.html
index 11f3a4b78e..478fa369df 100644
--- a/packages/notification-email-sender/src/resources/templates/agreement-activated-mail.html
+++ b/packages/notification-email-sender/src/resources/templates/agreement-activated-mail.html
@@ -57,10 +57,12 @@
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-  <link href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css" rel="stylesheet" type="text/css">
-  <style type="text/css">
-    @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
-  </style>
+  <link
+    rel="stylesheet"
+    href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+    integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+    crossorigin="anonymous"
+  />
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   <style type="text/css">
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diff --git a/packages/notification-email-sender/src/resources/templates/agreement-rejected-mail.html b/packages/notification-email-sender/src/resources/templates/agreement-rejected-mail.html
index 7b19ef3a04..8b0a349547 100644
--- a/packages/notification-email-sender/src/resources/templates/agreement-rejected-mail.html
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@@ -57,10 +57,12 @@
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-  <style type="text/css">
-    @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
-  </style>
+  <link
+    rel="stylesheet"
+    href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+    integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+    crossorigin="anonymous"
+  />
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   <style type="text/css">
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diff --git a/packages/notification-email-sender/src/resources/templates/agreement-submitted-mail.html b/packages/notification-email-sender/src/resources/templates/agreement-submitted-mail.html
index a9e78a5692..e658153b44 100644
--- a/packages/notification-email-sender/src/resources/templates/agreement-submitted-mail.html
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@@ -57,10 +57,12 @@
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-  <style type="text/css">
-    @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
-  </style>
+  <link
+    rel="stylesheet"
+    href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+    integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+    crossorigin="anonymous"
+  />
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diff --git a/packages/notification-email-sender/src/resources/templates/eservice-descriptor-published-mail.html b/packages/notification-email-sender/src/resources/templates/eservice-descriptor-published-mail.html
index 1d5a6aa5b2..7b4b3d112e 100644
--- a/packages/notification-email-sender/src/resources/templates/eservice-descriptor-published-mail.html
+++ b/packages/notification-email-sender/src/resources/templates/eservice-descriptor-published-mail.html
@@ -57,10 +57,12 @@
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-  <style type="text/css">
-    @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
-  </style>
+  <link
+    rel="stylesheet"
+    href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+    integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+    crossorigin="anonymous"
+  />
   <!--<![endif]-->
   <style type="text/css">
     @media only screen and (min-width:480px) {
diff --git a/packages/notification-email-sender/src/resources/templates/first-purpose-version-rejected-mail.html b/packages/notification-email-sender/src/resources/templates/first-purpose-version-rejected-mail.html
index d4659c3f42..2e0bb2b5ad 100644
--- a/packages/notification-email-sender/src/resources/templates/first-purpose-version-rejected-mail.html
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@@ -64,13 +64,11 @@
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     <link
-      href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
       rel="stylesheet"
-      type="text/css"
+      href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+      integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+      crossorigin="anonymous"
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-    <style type="text/css">
-      @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
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diff --git a/packages/notification-email-sender/src/resources/templates/new-purpose-version-waiting-for-approval-mail.html b/packages/notification-email-sender/src/resources/templates/new-purpose-version-waiting-for-approval-mail.html
index 2486b560cd..e4ac0b4ec3 100644
--- a/packages/notification-email-sender/src/resources/templates/new-purpose-version-waiting-for-approval-mail.html
+++ b/packages/notification-email-sender/src/resources/templates/new-purpose-version-waiting-for-approval-mail.html
@@ -57,10 +57,12 @@
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-  <style type="text/css">
-    @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
-  </style>
+  <link
+    rel="stylesheet"
+    href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+    integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+    crossorigin="anonymous"
+  />
   <!--<![endif]-->
   <style type="text/css">
     @media only screen and (min-width:480px) {
diff --git a/packages/notification-email-sender/src/resources/templates/other-purpose-version-rejected-mail.html b/packages/notification-email-sender/src/resources/templates/other-purpose-version-rejected-mail.html
index e43ee70bf1..a5dc3a11a8 100644
--- a/packages/notification-email-sender/src/resources/templates/other-purpose-version-rejected-mail.html
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@@ -64,13 +64,11 @@
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     <link
-      href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
       rel="stylesheet"
-      type="text/css"
+      href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+      integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+      crossorigin="anonymous"
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-    <style type="text/css">
-      @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
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diff --git a/packages/notification-email-sender/src/resources/templates/purpose-version-activated-mail.html b/packages/notification-email-sender/src/resources/templates/purpose-version-activated-mail.html
index 0cf9632c28..ea41f470f7 100644
--- a/packages/notification-email-sender/src/resources/templates/purpose-version-activated-mail.html
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@@ -57,10 +57,12 @@
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-  <style type="text/css">
-    @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
-  </style>
+  <link
+    rel="stylesheet"
+    href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+    integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+    crossorigin="anonymous"
+  />
   <!--<![endif]-->
   <style type="text/css">
     @media only screen and (min-width:480px) {
diff --git a/packages/notification-email-sender/src/resources/templates/purpose-waiting-for-approval-mail.html b/packages/notification-email-sender/src/resources/templates/purpose-waiting-for-approval-mail.html
index 9b700034d6..bc8eddd8cb 100644
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@@ -57,10 +57,12 @@
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-  <style type="text/css">
-    @import url(https://selfcare.pagopa.it/assets/font/selfhostedfonts.css);
-  </style>
+  <link
+    rel="stylesheet"
+    href="https://selfcare.pagopa.it/assets/font/selfhostedfonts.css"
+    integrity="sha384-pTEX27xRwV9gE3zi2iAdapYn6pEZ+f//cYR7Wm31DbTWyxHmn8eVK+BIz6vMb70r"
+    crossorigin="anonymous"
+  />
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   <style type="text/css">
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