diff --git a/ethereum-plugin-sdk b/ethereum-plugin-sdk
index 81eb658..a4b971f 160000
--- a/ethereum-plugin-sdk
+++ b/ethereum-plugin-sdk
@@ -1 +1 @@
-Subproject commit 81eb658b138f8201c666351315e79d04400219aa
+Subproject commit a4b971f67980694d8c3862e793859209bc525545