diff --git a/.gitmodules b/.gitmodules
index bb4871bd..73029e34 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -597,3 +597,6 @@
 [submodule "vendor/grammars/InnoSetup"]
 	path = vendor/grammars/InnoSetup
 	url = https://github.com/idleberg/InnoSetup-Sublime-Text
+[submodule "vendor/grammars/mediawiki.tmbundle"]
+	path = vendor/grammars/mediawiki.tmbundle
+	url = https://github.com/textmate/mediawiki.tmbundle
diff --git a/grammars.yml b/grammars.yml
index d7dd24de..b4a9c6e7 100644
--- a/grammars.yml
+++ b/grammars.yml
@@ -338,6 +338,8 @@ vendor/grammars/matlab.tmbundle:
 - source.octave
 vendor/grammars/maven.tmbundle:
 - text.xml.pom
+vendor/grammars/mediawiki.tmbundle/:
+- text.html.mediawiki
 vendor/grammars/mercury-tmlanguage:
 - source.mercury
 vendor/grammars/monkey.tmbundle:
diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 28fdae5a..9b197fd3 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -1807,7 +1807,7 @@ MediaWiki:
   wrap: true
   extensions:
   - .mediawiki
-  tm_scope: none
+  tm_scope: text.html.mediawiki
   ace_mode: text
 
 Mercury:
diff --git a/vendor/grammars/mediawiki.tmbundle b/vendor/grammars/mediawiki.tmbundle
new file mode 160000
index 00000000..f8dead50
--- /dev/null
+++ b/vendor/grammars/mediawiki.tmbundle
@@ -0,0 +1 @@
+Subproject commit f8dead507a1aed539376b9fcfde877a855842e8e