diff --git a/.gitmodules b/.gitmodules
index 48b62c94..ad63ae77 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -969,3 +969,6 @@
 [submodule "repos/pachde-CHEM"]
 	path = repos/pachde-CHEM
 	url = https://github.com/Paul-Dempsey/pachde-CHEM.git
+[submodule "repos/BGal256"]
+	path = repos/BGal256
+	url = https://github.com/Shtrompel/BGal256.git
diff --git a/repos/BGal256 b/repos/BGal256
new file mode 160000
index 00000000..d74602e1
--- /dev/null
+++ b/repos/BGal256
@@ -0,0 +1 @@
+Subproject commit d74602e148e7f3e9025981ffbb83679458d48a09