diff --git a/.gitmodules b/.gitmodules
index 62adc2007..e92880d38 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -722,6 +722,10 @@
 	path = extensions/rainbow-csv
 	url = https://github.com/weartist/zed-rainbow-csv.git
 
+[submodule "extensions/rcl"]
+	path = extensions/rcl
+	url = https://github.com/rcl-lang/zed-rcl.git
+
 [submodule "extensions/rego"]
 	path = extensions/rego
 	url = https://github.com/StyraInc/zed-rego.git
diff --git a/extensions.toml b/extensions.toml
index 543dbaf7d..73a2e2137 100644
--- a/extensions.toml
+++ b/extensions.toml
@@ -818,6 +818,10 @@ version = "0.0.1"
 submodule = "extensions/rainbow-csv"
 version = "0.0.3"
 
+[rcl]
+submodule = "extensions/rcl"
+version = "0.5.0"
+
 [rego]
 submodule = "extensions/rego"
 version = "0.0.2"
diff --git a/extensions/rcl b/extensions/rcl
new file mode 160000
index 000000000..9f20c3a21
--- /dev/null
+++ b/extensions/rcl
@@ -0,0 +1 @@
+Subproject commit 9f20c3a214ff31607c783120a11eca59b780da51