diff --git a/app/assets/stylesheets/user-mailer.scss b/app/assets/stylesheets/user-mailer.scss
index 30a3fe1..af6e781 100644
--- a/app/assets/stylesheets/user-mailer.scss
+++ b/app/assets/stylesheets/user-mailer.scss
@@ -207,17 +207,21 @@ pre {
 		display: inline-block;
 		padding: 0.5em;
 		margin: 0;
-		background-color: lighten($colour-3, 33%);
-		border: 2px solid #DDD;
-		white-space: nowrap;
+		border-bottom: 1px solid #DDD;
+		//white-space: nowrap;
 
 		&:nth-child(odd) {
 			margin-right: -3px;
 			float: left;
+			clear: left;
 		}
 
-		&:nth-child(even) {
-			background-color: lighten($colour-5	, 33%);
+		ins {
+			color: #080;//lighten($colour-3, 33%);
+		}
+
+		del {
+			color: #800;
 		}
 	}
 }
diff --git a/app/mailers/user_mailer.rb b/app/mailers/user_mailer.rb
index 19d755b..b02b8c8 100644
--- a/app/mailers/user_mailer.rb
+++ b/app/mailers/user_mailer.rb
@@ -88,13 +88,6 @@ class UserMailer < ActionMailer::Base
 		@subject = (_'email.subject.workshop_translated',
 					"The #{@locale_name} translation for #{@workshop.title} has been modified",
 					vars: {language: @language_name, workshop_title: @workshop.title})
-		@data.each do |field, values|
-			diff = Diffy::Diff.new(values[:old], values[:new])
-			@data[field][:diff] = {
-				text: diff.to_s(:text),
-				html: diff.to_s(:html)
-			}
-		end
 
 		@wrapper_id = :full_width
 
diff --git a/app/views/user_mailer/workshop_original_content_changed.html.haml b/app/views/user_mailer/workshop_original_content_changed.html.haml
index 566bc61..e541e62 100644
--- a/app/views/user_mailer/workshop_original_content_changed.html.haml
+++ b/app/views/user_mailer/workshop_original_content_changed.html.haml
@@ -5,9 +5,8 @@
 	%b=_'email.translations.headings.new_value'
 	%blockquote=_!values[:new].html_safe
 	%b=_'email.translations.headings.old_value'
-	%blockquote=_!values[:old].html_safe
-	%b=_'email.translations.headings.diff'
-	=_!(values[:diff][:html].html_safe)
+	- if values[:old].present?
+		%blockquote=_!values[:old].html_safe
 
 %p
 	=_'email.workshop.paragraph.view_workshop',"You can view the workshop here: "
diff --git a/app/views/user_mailer/workshop_translated.html.haml b/app/views/user_mailer/workshop_translated.html.haml
index 269cbda..6d93bb3 100644
--- a/app/views/user_mailer/workshop_translated.html.haml
+++ b/app/views/user_mailer/workshop_translated.html.haml
@@ -5,9 +5,8 @@
 	%b=_'email.translations.headings.new_value'
 	%blockquote=_!values[:new].html_safe
 	%b=_'email.translations.headings.old_value'
-	%blockquote=_!values[:old].html_safe
-	%b=_'email.translations.headings.diff'
-	=_!(values[:diff][:html].html_safe)
+	- if values[:old].present?
+		%blockquote=_!values[:old].html_safe
 
 %p
 	=_'email.workshop.paragraph.view_workshop',"You can view the workshop here: "