down grade mongo driver to 2.8.0

* mongo 2.9.0 raises document-level lock error * see https://jira.mongodb.org/browse/RUBY-1853
tdiary · Jun 25, 2019 · e8321c4 · e8321c4
1 parent f6e4bd5
commit e8321c4
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/tdiary-io-mongodb.gemspec b/tdiary-io-mongodb.gemspec
@@ -18,6 +18,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
 
   spec.add_dependency "mongoid", "~> 7.0"
+  spec.add_dependency "mongo", "< 2.9.0"
   spec.add_dependency "hikidoc"
   spec.add_dependency "tdiary", ">= 5.0"