Index: head/net/rubygem-grpc130/files/patch-grpc.gemspec
===================================================================
--- head/net/rubygem-grpc130/files/patch-grpc.gemspec	(revision 567839)
+++ head/net/rubygem-grpc130/files/patch-grpc.gemspec	(revision 567840)
@@ -1 +1,11 @@
-Binary files grpc.gemspec.orig and grpc.gemspec differ
+--- grpc.gemspec.orig	2021-03-08 12:38:28.274882000 +0100
++++ grpc.gemspec	2021-03-08 12:38:46.022872000 +0100
+@@ -26,7 +26,7 @@ Gem::Specification.new do |s|
+     s.specification_version = 4
+ 
+     if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
+-      s.add_runtime_dependency(%q<google-protobuf>.freeze, ["~> 3.12"])
++      s.add_runtime_dependency(%q<google-protobuf>.freeze, ["~> 3.14.0"])
+       s.add_runtime_dependency(%q<googleapis-common-protos-types>.freeze, ["~> 1.0"])
+       s.add_development_dependency(%q<bundler>.freeze, [">= 1.9"])
+       s.add_development_dependency(%q<facter>.freeze, ["~> 2.4"])