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-rw-r--r--ruby/README.md12
1 files changed, 5 insertions, 7 deletions
diff --git a/ruby/README.md b/ruby/README.md
index c966a103..88e9c0e1 100644
--- a/ruby/README.md
+++ b/ruby/README.md
@@ -18,13 +18,7 @@ To build this Ruby extension, you will need:
* a C compiler
* the upb submodule
-First, ensure that upb/ is checked out:
-
- $ cd .. # top level protobuf directory
- $ git submodule init
- $ git submodule update
-
-Then install the required Ruby gems:
+First, install the required Ruby gems:
$ sudo gem install bundler rake rake-compiler rspec rubygems-tasks
@@ -32,3 +26,7 @@ Then build the Gem:
$ rake gem
$ gem install pkg/protobuf-$VERSION.gem
+
+This gem includes the upb parsing and serialization library as a single-file
+amalgamation. It is up-to-date with upb git commit
+`535bc2fe2f2b467f59347ffc9449e11e47791257`.