diff --git a/lib/async/reactor.rb b/lib/async/reactor.rb
index 50fbca1d..f8c48e2c 100644
--- a/lib/async/reactor.rb
+++ b/lib/async/reactor.rb
@@ -75,6 +75,10 @@ def logger
 			@logger || Event::Console.logger
 		end
 		
+		def logger=
+			@logger = logger
+		end
+		
 		def to_s
 			"<#{self.description} stopped=#{@stopped}>"
 		end
diff --git a/lib/async/task.rb b/lib/async/task.rb
index c8be14a3..61abf77c 100644
--- a/lib/async/task.rb
+++ b/lib/async/task.rb
@@ -76,7 +76,11 @@ def to_s
 		end
 		
 		def logger
-			@logger ||= @parent.logger
+			@logger || @parent&.logger
+		end
+		
+		def logger=
+			@logger = logger
 		end
 		
 		# @attr ios [Reactor] The reactor the task was created within.
diff --git a/spec/async/logger_spec.rb b/spec/async/logger_spec.rb
index c59a40a9..8088900f 100644
--- a/spec/async/logger_spec.rb
+++ b/spec/async/logger_spec.rb
@@ -23,21 +23,45 @@
 require 'event/capture'
 
 RSpec.describe 'Async.logger' do
+	let(:name) {"nested"}
+	let(:message) {"Talk is cheap. Show me the code."}
+	
 	let(:capture) {Event::Capture.new}
-	let(:logger) {Event::Logger.new(capture, name: "Nested")}
+	let(:logger) {Event::Logger.new(capture, name: name)}
 	
 	it "can use nested logger" do
-		logger.verbose!
-		
 		Async(logger: logger) do |task|
 			expect(task.logger).to be == logger
-			logger.warn "Thar be the dragons!"
+			logger.warn message
 		end
 		
 		expect(capture.events.last).to include({
 			severity: :warn,
-			name: "Nested",
-			subject: "Thar be the dragons!",
+			name: name,
+			subject: message,
 		})
 	end
+	
+	it "can change nested logger" do
+		Async(logger: logger) do |task|
+			expect(task.logger).to be == logger
+			
+			task.logger = nil
+			expect(task.logger).to be == task.reactor.logger
+		end
+	end
+	
+	it "can use parent logger" do
+		Async(logger: logger) do |parent|
+			child = parent.async{|task| task.yield}
+			
+			expect(parent.logger).to be == logger
+			expect(child.logger).to be == logger
+			
+			parent.logger = nil
+			
+			expect(parent.logger).to be == parent.reactor.logger
+			expect(child.logger).to be == parent.reactor.logger
+		end
+	end
 end