diff --git a/debug.gemspec b/debug.gemspec
index f05d0faa7..a07018a77 100644
--- a/debug.gemspec
+++ b/debug.gemspec
@@ -28,5 +28,5 @@ Gem::Specification.new do |spec|
   spec.extensions    = ['ext/debug/extconf.rb']
 
   spec.add_dependency "irb", ">= 1.5.0" # for binding.irb(show_code: false)
-  spec.add_dependency "reline", ">= 0.3.1"
+  spec.add_dependency "reline", ">= 0.3.8"
 end
diff --git a/lib/debug/console.rb b/lib/debug/console.rb
index 2da261662..b44868899 100644
--- a/lib/debug/console.rb
+++ b/lib/debug/console.rb
@@ -56,10 +56,10 @@ def readline_setup prompt
         Reline.prompt_proc = -> args, *kw do
           case state = parse_input(args.first, commands)
           when nil, :command
-            [prompt, prompt]
+            [prompt]
           when :ruby
-            [prompt.sub('rdbg'){colorize('ruby', [:RED])}] * 2
-          end
+            [prompt.sub('rdbg'){colorize('ruby', [:RED])}]
+          end * args.size
         end
 
         Reline.completion_proc = -> given do
@@ -96,7 +96,7 @@ def readline_setup prompt
           when nil
             buff
           when :ruby
-            colorize_code(buff.chomp)
+            colorize_code(buff)
           end
         end unless CONFIG[:no_hint]
 
diff --git a/test/console/backtrace_test.rb b/test/console/backtrace_test.rb
index 52b1238a1..dd1316ee5 100644
--- a/test/console/backtrace_test.rb
+++ b/test/console/backtrace_test.rb
@@ -22,7 +22,7 @@ def program
     14|   end
     15| end
     16|
-    17| 3.times do
+    17| [1, 2, 3].each do
     18|   Foo.new.first_call
     19| end
       RUBY
@@ -33,7 +33,7 @@ def test_backtrace_prints_c_method_frame
         type 'b 18'
         type 'c'
         type 'bt'
-        assert_line_text(/\[C\] Integer#times/)
+        assert_line_text(/\[C\] Array#each/)
         type 'kill!'
       end
     end