diff --git a/.gitmodules b/.gitmodules
index d27084a9a6..d2c7d6a7b6 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -28,3 +28,6 @@
 	url = https://github.com/libsdl-org/SDL.git
 	branch = main
 	shallow = true
+[submodule "Externals/zlib-ng/zlib-ng"]
+	path = Externals/zlib-ng/zlib-ng
+	url = https://github.com/zlib-ng/zlib-ng.git
diff --git a/Externals/zlib-ng/zlib-ng b/Externals/zlib-ng/zlib-ng
new file mode 160000
index 0000000000..a406284705
--- /dev/null
+++ b/Externals/zlib-ng/zlib-ng
@@ -0,0 +1 @@
+Subproject commit a406284705a462939c7a634119884a31b87d6af9