diff --git a/.gitmodules b/.gitmodules
index 4b966223..c7017b0c 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "fsfw"]
 	path = fsfw
 	url = https://egit.irs.uni-stuttgart.de/fsfw/fsfw.git
+[submodule "etl"]
+	path = etl
+	url = https://github.com/ETLCPP/etl.git
diff --git a/etl b/etl
new file mode 160000
index 00000000..f6ce3f59
--- /dev/null
+++ b/etl
@@ -0,0 +1 @@
+Subproject commit f6ce3f59bd9da826817d79947165991ca8655b22