diff --git a/core/shared/lib/showdown/extensions/ghostfootnotes.js b/core/shared/lib/showdown/extensions/ghostfootnotes.js
index 28a4a083de..b491504451 100644
--- a/core/shared/lib/showdown/extensions/ghostfootnotes.js
+++ b/core/shared/lib/showdown/extensions/ghostfootnotes.js
@@ -15,7 +15,7 @@
 
 function replaceInlineFootnotes(text) {
     // Inline footnotes e.g. "foo[^1]"
-    var inlineRegex = /(?!^)\[\^(\d|n)\]/gim,
+    var inlineRegex = /(?!^)\[\^(\d+|n)\]/gim,
         i = 0;
 
     return text.replace(inlineRegex, function (match, n) {
@@ -34,7 +34,7 @@ function replaceInlineFootnotes(text) {
 
 function replaceEndFootnotes(text, converter) {
     // Expanded footnotes at the end e.g. "[^1]: cool stuff"
-    var endRegex = /\[\^(\d|n)\]: ([\s\S]*?)$(?!    )/gim,
+    var endRegex = /\[\^(\d+|n)\]: ([\s\S]*?)$(?!    )/gim,
         m = text.match(endRegex),
         total = m ? m.length : 0,
         i = 0;
diff --git a/core/test/unit/showdown_footnotes_spec.js b/core/test/unit/showdown_footnotes_spec.js
index 7c1bbea641..f3ea4089df 100644
--- a/core/test/unit/showdown_footnotes_spec.js
+++ b/core/test/unit/showdown_footnotes_spec.js
@@ -53,6 +53,15 @@ describe('Ghost footnotes showdown extension', function () {
         processedMarkup.should.match(testPhrase.output);
     });
 
+    it('should handle n-digit footnotes', function () {
+        var testPhrase = {
+            input: 'foo_bar[^42]',
+            output: /<sup id="fnref:42"><a href="#fn:42" rel="footnote">42<\/a><\/sup>/
+        }, processedMarkup = _ConvertPhrase(testPhrase.input);
+
+        processedMarkup.should.match(testPhrase.output);
+    });
+
     it('should replace end footnotes with the right html', function () {
         var testPhrase = {
             input: '[^1]: foo bar',