diff --git a/.gitmodules b/.gitmodules
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index 0000000..703c585
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "hellen-one"]
+	path = hellen-one
+	url = https://github.com/andreika-git/hellen-one
+[submodule "kicad-libraries"]
+	path = kicad-libraries
+	url = https://github.com/rusefi/kicad-libraries
diff --git a/hellen-one b/hellen-one
new file mode 160000
index 0000000..520bed0
--- /dev/null
+++ b/hellen-one
@@ -0,0 +1 @@
+Subproject commit 520bed03c96fdb8829f21b9a2b18f8b3528e3318
diff --git a/kicad-libraries b/kicad-libraries
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--- /dev/null
+++ b/kicad-libraries
@@ -0,0 +1 @@
+Subproject commit eb70637ed6f87a6ff3a6fb60054b460edcd2e4e6
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diff --git a/old_step3_create_hellen72.sh b/old_step3_create_hellen72.sh
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+#!/bin/bash
+
+cd ../../hellen-one
+sh ./bin/create_board.sh "../commercial_products/hellen72" "72" "d" "bom_replace_72-d.csv"
diff --git a/step3_create_hellen72.sh b/step3_create_hellen72.sh
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-#!/bin/bash
-
-cd ../../hellen-one
-sh ./bin/create_board.sh "../commerial_products/hellen72" "72" "d" "bom_replace_72-d.csv"