diff --git a/.gitmodules b/.gitmodules
index aab5bbce59..5746a2b029 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1126,6 +1126,10 @@
 	path = extensions/java-eclipse-jdtls
 	url = https://github.com/ABckh/zed-java-language-support-jdtls
 
+[submodule "extensions/jdl"]
+	path = extensions/jdl
+	url = https://github.com/alessandrobrunoh/zed-grammar-jdl
+
 [submodule "extensions/jellybeans-vim"]
 	path = extensions/jellybeans-vim
 	url = https://github.com/rajerthat1/jellybeans.zed.git
diff --git a/extensions.toml b/extensions.toml
index 5e6044e068..df195e8a92 100644
--- a/extensions.toml
+++ b/extensions.toml
@@ -1147,6 +1147,10 @@ version = "6.4.0"
 submodule = "extensions/java-eclipse-jdtls"
 version = "0.2.5"
 
+[jdl]
+submodule = "extensions/jdl"
+version = "0.0.1"
+
 [jellybeans-vim]
 submodule = "extensions/jellybeans-vim"
 version = "0.0.2"
diff --git a/extensions/jdl b/extensions/jdl
new file mode 160000
index 0000000000..0301b17012
--- /dev/null
+++ b/extensions/jdl
@@ -0,0 +1 @@
+Subproject commit 0301b170127330e9c1817e9379c3953d446b712b