diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..cbc442c0
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "thorium-libjxl"]
+	path = thorium-libjxl
+	url = https://github.com/Alex313031/thorium-libjxl.git
diff --git a/thorium-libjxl b/thorium-libjxl
new file mode 160000
index 00000000..4a882ab1
--- /dev/null
+++ b/thorium-libjxl
@@ -0,0 +1 @@
+Subproject commit 4a882ab1bd0581d99d6625092c6f66c343f918ff