diff --git a/.gitmodules b/.gitmodules
index f3c710748f..6fb510c95e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -502,3 +502,6 @@
 	path = libs/vmd
 	url = ../vmd.git
 	fetchRecurseSubmodules = on-demand
+[submodule "dll"]
+	path = libs/dll
+	url = ../dll.git
diff --git a/libs/dll b/libs/dll
new file mode 160000
index 0000000000..b10e9326ea
--- /dev/null
+++ b/libs/dll
@@ -0,0 +1 @@
+Subproject commit b10e9326ea338c420fef14d08267282bb57daa7a