diff --git a/core/modules/parsers/wikiparser/rules/comment.js b/core/modules/parsers/wikiparser/rules/comment.js
index 4609753bc..5e16dcaed 100644
--- a/core/modules/parsers/wikiparser/rules/comment.js
+++ b/core/modules/parsers/wikiparser/rules/comment.js
@@ -5,9 +5,9 @@ module-type: wikirule
 
 Wiki text inline rule for HTML comments. For example:
 
-{{{
+```
 <!-- This is a comment -->
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/dash.js b/core/modules/parsers/wikiparser/rules/dash.js
index 79401a368..8bfc8bcb7 100644
--- a/core/modules/parsers/wikiparser/rules/dash.js
+++ b/core/modules/parsers/wikiparser/rules/dash.js
@@ -5,11 +5,11 @@ module-type: wikirule
 
 Wiki text inline rule for dashes. For example:
 
-{{{
+```
 This is an en-dash: --
 
 This is an em-dash: ---
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/emphasis.js b/core/modules/parsers/wikiparser/rules/emphasis.js
index 7a9e9effb..5950efbbe 100644
--- a/core/modules/parsers/wikiparser/rules/emphasis.js
+++ b/core/modules/parsers/wikiparser/rules/emphasis.js
@@ -5,7 +5,7 @@ module-type: wikirule
 
 Wiki text inline rule for emphasis. For example:
 
-{{{
+```
 	This is ''bold'' text
 
 	This is //italic// text
@@ -17,7 +17,7 @@ Wiki text inline rule for emphasis. For example:
 	This is ,,subscript,, text
 
 	This is ~~strikethrough~~ text
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/entity.js b/core/modules/parsers/wikiparser/rules/entity.js
index f881715ac..dc3917daf 100644
--- a/core/modules/parsers/wikiparser/rules/entity.js
+++ b/core/modules/parsers/wikiparser/rules/entity.js
@@ -5,9 +5,9 @@ module-type: wikirule
 
 Wiki text inline rule for HTML entities. For example:
 
-{{{
+```
 	This is a copyright symbol: &copy;
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/extlink.js b/core/modules/parsers/wikiparser/rules/extlink.js
index 5c6aa799f..19af88241 100644
--- a/core/modules/parsers/wikiparser/rules/extlink.js
+++ b/core/modules/parsers/wikiparser/rules/extlink.js
@@ -5,11 +5,11 @@ module-type: wikirule
 
 Wiki text inline rule for external links. For example:
 
-{{{
+```
 An external link: http://www.tiddlywiki.com/
 
 A suppressed external link: ~http://www.tiddlyspace.com/
-}}}
+```
 
 External links can be suppressed by preceding them with `~`.
 
diff --git a/core/modules/parsers/wikiparser/rules/list.js b/core/modules/parsers/wikiparser/rules/list.js
index 1778851a2..9cbe755f2 100644
--- a/core/modules/parsers/wikiparser/rules/list.js
+++ b/core/modules/parsers/wikiparser/rules/list.js
@@ -5,7 +5,7 @@ module-type: wikirule
 
 Wiki text block rule for lists. For example:
 
-{{{
+```
 * This is an unordered list
 * It has two items
 
@@ -15,11 +15,11 @@ Wiki text block rule for lists. For example:
 
 ; This is a term that is being defined
 : This is the definition of that term
-}}}
+```
 
 Note that lists can be nested arbitrarily:
 
-{{{
+```
 #** One
 #* Two
 #** Three
@@ -29,15 +29,15 @@ Note that lists can be nested arbitrarily:
 ## Seven
 ### Eight
 ## Nine
-}}}
+```
 
 A CSS class can be applied to a list item as follows:
 
-{{{
+```
 * List item one
 *.active List item two has the class `active`
 * List item three
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/macrocallblock.js b/core/modules/parsers/wikiparser/rules/macrocallblock.js
index e39815710..be9566dd5 100644
--- a/core/modules/parsers/wikiparser/rules/macrocallblock.js
+++ b/core/modules/parsers/wikiparser/rules/macrocallblock.js
@@ -5,9 +5,9 @@ module-type: wikirule
 
 Wiki rule for block macro calls
 
-{{{
+```
 <<name value value2>>
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/macrocallinline.js b/core/modules/parsers/wikiparser/rules/macrocallinline.js
index 4d891804f..66e0a9c6c 100644
--- a/core/modules/parsers/wikiparser/rules/macrocallinline.js
+++ b/core/modules/parsers/wikiparser/rules/macrocallinline.js
@@ -5,9 +5,9 @@ module-type: wikirule
 
 Wiki rule for macro calls
 
-{{{
+```
 <<name value value2>>
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/macrodef.js b/core/modules/parsers/wikiparser/rules/macrodef.js
index 3b94356c2..3545d7ed8 100644
--- a/core/modules/parsers/wikiparser/rules/macrodef.js
+++ b/core/modules/parsers/wikiparser/rules/macrodef.js
@@ -5,11 +5,11 @@ module-type: wikirule
 
 Wiki pragma rule for macro definitions
 
-{{{
+```
 /define name(param:defaultvalue,param2:defaultvalue)
 definition text, including $param$ markers
 /end
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/prettylink.js b/core/modules/parsers/wikiparser/rules/prettylink.js
index 6b4dfcee5..11432963a 100644
--- a/core/modules/parsers/wikiparser/rules/prettylink.js
+++ b/core/modules/parsers/wikiparser/rules/prettylink.js
@@ -5,11 +5,11 @@ module-type: wikirule
 
 Wiki text inline rule for pretty links. For example:
 
-{{{
+```
 [[Introduction]]
 
 [[Link description|TiddlerTitle]]
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/rule.js b/core/modules/parsers/wikiparser/rules/rule.js
index 5ceccd3c5..be68aa363 100644
--- a/core/modules/parsers/wikiparser/rules/rule.js
+++ b/core/modules/parsers/wikiparser/rules/rule.js
@@ -5,9 +5,9 @@ module-type: wikirule
 
 Wiki text block rule for rules. For example:
 
-{{{
+```
 ---
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/transcludeblock.js b/core/modules/parsers/wikiparser/rules/transcludeblock.js
index cdcb664c3..b8eda0831 100644
--- a/core/modules/parsers/wikiparser/rules/transcludeblock.js
+++ b/core/modules/parsers/wikiparser/rules/transcludeblock.js
@@ -5,11 +5,11 @@ module-type: wikirule
 
 Wiki text rule for block-level transclusion. For example:
 
-{{{
+```
 {{MyTiddler}}
 {{MyTiddler|tooltip}}
 {{MyTiddler}width:40;height:50;}.class.class
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/transcludeinline.js b/core/modules/parsers/wikiparser/rules/transcludeinline.js
index 3a9bff8bc..6ea1759e7 100644
--- a/core/modules/parsers/wikiparser/rules/transcludeinline.js
+++ b/core/modules/parsers/wikiparser/rules/transcludeinline.js
@@ -5,11 +5,11 @@ module-type: wikirule
 
 Wiki text rule for inline-level transclusion. For example:
 
-{{{
+```
 {{MyTiddler}}
 {{MyTiddler|tooltip}}
 {{MyTiddler}width:40;height:50;}.class.class
-}}}
+```
 
 \*/
 (function(){
diff --git a/core/modules/parsers/wikiparser/rules/wikilink.js b/core/modules/parsers/wikiparser/rules/wikilink.js
index 4d373ce2b..45f077f2a 100644
--- a/core/modules/parsers/wikiparser/rules/wikilink.js
+++ b/core/modules/parsers/wikiparser/rules/wikilink.js
@@ -5,11 +5,11 @@ module-type: wikirule
 
 Wiki text inline rule for wiki links. For example:
 
-{{{
+```
 AWikiLink
 AnotherLink
 ~SuppressedLink
-}}}
+```
 
 Precede a camel case word with `~` to prevent it from being recognised as a link.