diff --git a/.gitmodules b/.gitmodules
index 64144255..63f36951 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -803,3 +803,6 @@
 [submodule "vendor/grammars/EBNF.tmbundle"]
 	path = vendor/grammars/EBNF.tmbundle
 	url = https://github.com/sanssecours/EBNF.tmbundle
+[submodule "vendor/grammars/rascal-syntax-highlighting"]
+	path = vendor/grammars/rascal-syntax-highlighting
+	url = https://github.com/usethesource/rascal-syntax-highlighting
diff --git a/grammars.yml b/grammars.yml
index 806c1f95..5a93eca2 100755
--- a/grammars.yml
+++ b/grammars.yml
@@ -531,6 +531,8 @@ vendor/grammars/python-django.tmbundle:
 vendor/grammars/r.tmbundle:
 - source.r
 - text.tex.latex.rd
+vendor/grammars/rascal-syntax-highlighting:
+- source.rascal
 vendor/grammars/ruby-haml.tmbundle:
 - text.haml
 vendor/grammars/ruby-slim.tmbundle:
diff --git a/vendor/grammars/rascal-syntax-highlighting b/vendor/grammars/rascal-syntax-highlighting
new file mode 160000
index 00000000..3f0d87fe
--- /dev/null
+++ b/vendor/grammars/rascal-syntax-highlighting
@@ -0,0 +1 @@
+Subproject commit 3f0d87fef146edf4c1d8bccbfe6e35b90b31fedf
diff --git a/vendor/licenses/grammar/rascal-syntax-highlighting.txt b/vendor/licenses/grammar/rascal-syntax-highlighting.txt
new file mode 100644
index 00000000..5506b61b
--- /dev/null
+++ b/vendor/licenses/grammar/rascal-syntax-highlighting.txt
@@ -0,0 +1,30 @@
+---
+type: grammar
+name: rascal-syntax-highlighting
+license: bsd-2-clause
+---
+BSD 2-Clause License
+
+Copyright (c) 2016, Ahmad Salim Al-Sibahi
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice, this
+  list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright notice,
+  this list of conditions and the following disclaimer in the documentation
+  and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.