diff --git a/rails_event_store/Gemfile b/rails_event_store/Gemfile
index 847f65664f..f0ff10082c 100644
--- a/rails_event_store/Gemfile
+++ b/rails_event_store/Gemfile
@@ -12,6 +12,6 @@ gem 'bounded_context', path: '../bounded_context'
 gem 'protobuf_nested_struct'
 gem 'sidekiq'
 gem 'rack-test'
-gem 'google-protobuf', '~> 3.12.2', '>= 3.12.2'
+gem 'google-protobuf', '~> 3.14.0'
 gem 'rails', '6.0.3.4'
 gem 'sqlite3', '1.4.2'
diff --git a/rails_event_store/Gemfile.lock b/rails_event_store/Gemfile.lock
index 180bdb3a22..5316985fca 100644
--- a/rails_event_store/Gemfile.lock
+++ b/rails_event_store/Gemfile.lock
@@ -129,7 +129,7 @@ GEM
     erubi (1.10.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
-    google-protobuf (3.12.4-universal-darwin)
+    google-protobuf (3.14.0)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
     ice_nine (0.11.2)
@@ -275,7 +275,7 @@ PLATFORMS
 DEPENDENCIES
   aggregate_root!
   bounded_context!
-  google-protobuf (~> 3.12.2, >= 3.12.2)
+  google-protobuf (~> 3.14.0)
   mutant (~> 0.10.15)
   mutant-license!
   mutant-rspec (~> 0.10.15)