diff --git a/Gemfile.lock b/Gemfile.lock
index 92d445b..a56010b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -25,7 +25,7 @@ GEM
     ffi-compiler (1.0.1)
       ffi (>= 1.0.0)
       rake
-    google-protobuf (3.7.1)
+    google-protobuf (3.19.2)
     jsonrpc-client (0.1.3)
       faraday
       multi_json (>= 1.1.0)