diff --git a/.gitmodules b/.gitmodules
index 6279a19..aaa4e19 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -10,3 +10,6 @@
 [submodule "THW"]
 	path = THW
 	url = https://git.blubbfish.net/Bastelleien/THW.git
+[submodule "DropInGBBB"]
+	path = DropInGBBB
+	url = https://git.blubbfish.net/Bastelleien/DropInGBBB.git
diff --git a/DropInGBBB b/DropInGBBB
new file mode 160000
index 0000000..518096c
--- /dev/null
+++ b/DropInGBBB
@@ -0,0 +1 @@
+Subproject commit 518096cd0bed011512687e742a8e25836678c9d7