diff --git a/lib/ldclient-rb/config.rb b/lib/ldclient-rb/config.rb
index 052d4ce0..7c2642be 100644
--- a/lib/ldclient-rb/config.rb
+++ b/lib/ldclient-rb/config.rb
@@ -458,7 +458,7 @@ def self.default_connect_timeout
     # @return [Logger] the Rails logger if in Rails, or a default Logger at WARN level otherwise
     #
     def self.default_logger
-      if defined?(Rails) && Rails.respond_to?(:logger)
+      if defined?(Rails) && Rails.respond_to?(:logger) && Rails.logger
         Rails.logger
       else
         log = ::Logger.new($stdout)
diff --git a/spec/config_spec.rb b/spec/config_spec.rb
index 8c6c28ac..fcbd7df3 100644
--- a/spec/config_spec.rb
+++ b/spec/config_spec.rb
@@ -49,6 +49,11 @@ module LaunchDarkly
         stub_const("Rails", rails)
         expect(subject.default_logger).to eq :logger
       end
+      it "uses logger if Rails logger is nil" do
+        rails = instance_double("Rails", logger: nil)
+        stub_const("Rails", rails)
+        expect(subject.default_logger).to be_an_instance_of Logger
+      end
       it "Uses logger if Rails is not available" do
         expect(subject.default_logger).to be_an_instance_of Logger
       end