diff --git a/.gitmodules b/.gitmodules
index 2a24b1108886690804c96fa319016b69e2af16a9..a49aaa9ffa0750c359dc2689a6ea80265624fd5a 100755
--- a/.gitmodules
+++ b/.gitmodules
@@ -275,3 +275,6 @@
 [submodule "mods/arrow_signs"]
 	path = mods/arrow_signs
 	url = https://bitbucket.org/adrido/arrow_signs/
+[submodule "mods/biome_lib"]
+	path = mods/biome_lib
+	url = https://gitlab.com/VanessaE/biome_lib
diff --git a/mods/biome_lib b/mods/biome_lib
new file mode 160000
index 0000000000000000000000000000000000000000..a96f015ce9bcbed39f23dfe03e85ac2e9b3b31b4
--- /dev/null
+++ b/mods/biome_lib
@@ -0,0 +1 @@
+Subproject commit a96f015ce9bcbed39f23dfe03e85ac2e9b3b31b4