diff --git a/.gitmodules b/.gitmodules
index 93d0e355..af8c2d11 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -543,3 +543,6 @@
 [submodule "vendor/grammars/language-hy"]
 	path = vendor/grammars/language-hy
 	url = https://github.com/rwtolbert/language-hy
+[submodule "vendor/grammars/Racket"]
+	path = vendor/grammars/Racket
+	url = https://github.com/soegaard/racket-highlight-for-github
diff --git a/grammars.yml b/grammars.yml
index 5ad733b6..bb06d939 100644
--- a/grammars.yml
+++ b/grammars.yml
@@ -56,6 +56,8 @@ vendor/grammars/PHP-Twig.tmbundle:
 - text.html.twig
 vendor/grammars/RDoc.tmbundle:
 - text.rdoc
+vendor/grammars/Racket:
+- source.racket
 vendor/grammars/SCSS.tmbundle:
 - source.scss
 vendor/grammars/Scalate.tmbundle:
diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index fb4e5ec6..77da5506 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -2475,7 +2475,7 @@ Racket:
   - .rktd
   - .rktl
   - .scrbl
-  tm_scope: none
+  tm_scope: source.racket
   ace_mode: lisp
 
 Ragel in Ruby Host:
diff --git a/vendor/grammars/Racket b/vendor/grammars/Racket
new file mode 160000
index 00000000..02739c25
--- /dev/null
+++ b/vendor/grammars/Racket
@@ -0,0 +1 @@
+Subproject commit 02739c25aefb484a031e58ff7a628adf4c97225f