diff --git a/.gitmodules b/.gitmodules
index def932df02..ad3e44c7ab 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -2446,6 +2446,10 @@
 	path = extensions/sitruuna
 	url = https://github.com/menduz/sitruuna-zed.git
 
+[submodule "extensions/sl4y-theme"]
+	path = extensions/sl4y-theme
+	url = https://github.com/berkantay/zed-theme-sl4y.git
+
 [submodule "extensions/slang"]
 	path = extensions/slang
 	url = https://github.com/cohaereo/zed-slang
diff --git a/extensions.toml b/extensions.toml
index 17bf18c2e4..1cbc63eb74 100644
--- a/extensions.toml
+++ b/extensions.toml
@@ -2483,6 +2483,10 @@ version = "0.0.11"
 submodule = "extensions/sitruuna"
 version = "0.1.0"
 
+[sl4y-theme]
+submodule = "extensions/sl4y-theme"
+version = "0.0.1"
+
 [slang]
 submodule = "extensions/slang"
 version = "0.0.1"
diff --git a/extensions/sl4y-theme b/extensions/sl4y-theme
new file mode 160000
index 0000000000..7b8607547a
--- /dev/null
+++ b/extensions/sl4y-theme
@@ -0,0 +1 @@
+Subproject commit 7b8607547a3d07593bb56ae6749bd2769916f563