diff --git a/.gitmodules b/.gitmodules
index 016d28e9..65e6843d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -609,3 +609,6 @@
 [submodule "vendor/grammars/PogoScript.tmbundle"]
 	path = vendor/grammars/PogoScript.tmbundle
 	url = https://github.com/featurist/PogoScript.tmbundle
+[submodule "vendor/grammars/sublime-opal"]
+	path = vendor/grammars/sublime-opal
+	url = https://github.com/artifactz/sublime-opal
diff --git a/grammars.yml b/grammars.yml
index cfaa8bfc..8774c5ea 100644
--- a/grammars.yml
+++ b/grammars.yml
@@ -461,6 +461,9 @@ vendor/grammars/sublime-nginx:
 - source.nginx
 vendor/grammars/sublime-nix:
 - source.nix
+vendor/grammars/sublime-opal/:
+- source.opal
+- source.opalsysdefs
 vendor/grammars/sublime-robot-plugin:
 - text.robot
 vendor/grammars/sublime-rust:
diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index cb274d59..5321c940 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -2052,7 +2052,7 @@ Opal:
   color: "#f7ede0"
   extensions:
   - .opal
-  tm_scope: none
+  tm_scope: source.opal
   ace_mode: text
 
 OpenCL:
diff --git a/vendor/grammars/sublime-opal b/vendor/grammars/sublime-opal
new file mode 160000
index 00000000..55ae90b9
--- /dev/null
+++ b/vendor/grammars/sublime-opal
@@ -0,0 +1 @@
+Subproject commit 55ae90b910933889d01c55766424db5b3e10332e