diff --git a/assets/js/src/newsletter_editor/blocks/footer.js b/assets/js/src/newsletter_editor/blocks/footer.js
index 7effb371d4..31183ce117 100644
--- a/assets/js/src/newsletter_editor/blocks/footer.js
+++ b/assets/js/src/newsletter_editor/blocks/footer.js
@@ -61,6 +61,7 @@ define([
         valid_elements: "p[class|style],span[class|style],a[href|class|title|target|style],strong[class|style],em[class|style],strike,br",
         invalid_elements: "script",
         block_formats: 'Paragraph=p',
+        relative_urls: false,
 
         plugins: "link textcolor colorpicker mailpoet_custom_fields",
 
diff --git a/assets/js/src/newsletter_editor/blocks/header.js b/assets/js/src/newsletter_editor/blocks/header.js
index 3f5ed47d50..0bafbcad1b 100644
--- a/assets/js/src/newsletter_editor/blocks/header.js
+++ b/assets/js/src/newsletter_editor/blocks/header.js
@@ -61,6 +61,7 @@ define([
         valid_elements: "p[class|style],span[class|style],a[href|class|title|target|style],strong[class|style],em[class|style],strike,br",
         invalid_elements: "script",
         block_formats: 'Paragraph=p',
+        relative_urls: false,
 
         plugins: "link textcolor colorpicker mailpoet_custom_fields",
 
diff --git a/assets/js/src/newsletter_editor/blocks/text.js b/assets/js/src/newsletter_editor/blocks/text.js
index 2810eb3b62..633bd1ce90 100644
--- a/assets/js/src/newsletter_editor/blocks/text.js
+++ b/assets/js/src/newsletter_editor/blocks/text.js
@@ -59,6 +59,7 @@ define([
           valid_elements: "p[class|style],span[class|style],a[href|class|title|target|style],h1[class|style],h2[class|style],h3[class|style],ol[class|style],ul[class|style],li[class|style],strong[class|style],em[class|style],strike,br,blockquote[class|style],table[class|style],tr[class|style],th[class|style],td[class|style]",
           invalid_elements: "script",
           block_formats: 'Heading 1=h1;Heading 2=h2;Heading 3=h3;Paragraph=p',
+          relative_urls: false,
 
           plugins: "link code textcolor colorpicker mailpoet_custom_fields",