diff --git a/.gitmodules b/.gitmodules
index a6cc3b0..3c7c71c 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,9 @@
 [submodule "sharp-biginteger"]
 	path = sharp-biginteger
 	url = git@schwann.lnvpn.de:LupusNobilis/sharp-biginteger.git
+[submodule "sharp-cryptonote-tool"]
+	path = sharp-cryptonote-tool
+	url = git@schwann.lnvpn.de:LupusNobilis/sharp-cryptonote-tool.git
+[submodule "sharp-extensions.git"]
+        path = sharp-extensions.git
+        url = git@schwann.lnvpn.de:LupusNobilis/sharp-extensions.git