diff --git a/.gitmodules b/.gitmodules
index ae11332..ad403d3 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "libm17"]
 	path = libm17
 	url = https://github.com/M17-Project/libm17
+[submodule "micro-ecc"]
+	path = micro-ecc
+	url = https://github.com/kmackay/micro-ecc
diff --git a/micro-ecc b/micro-ecc
new file mode 160000
index 0000000..fe8ed90
--- /dev/null
+++ b/micro-ecc
@@ -0,0 +1 @@
+Subproject commit fe8ed90abc356347378eb25e2586e90df7be015a