diff --git a/Gemfile.lock b/Gemfile.lock
index e7f1fea..3942e08 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,7 +7,7 @@ PATH
       tty-box (~> 0.3.0)
       tty-color (~> 0.4)
       tty-command (>= 0.8, < 0.10)
-      tty-config (>= 0.3, < 0.5)
+      tty-config (>= 0.3, < 0.6)
       tty-cursor (~> 0.6)
       tty-editor (~> 0.5.0)
       tty-file (>= 0.7, < 0.9)
@@ -88,7 +88,7 @@ GEM
     tty-color (0.4.3)
     tty-command (0.9.0)
       pastel (~> 0.7.0)
-    tty-config (0.4.0)
+    tty-config (0.5.0)
     tty-cursor (0.6.1)
     tty-editor (0.5.0)
       tty-prompt (~> 0.18)
diff --git a/run.gemspec b/run.gemspec
index e21cd7e..a679b1a 100644
--- a/run.gemspec
+++ b/run.gemspec
@@ -32,7 +32,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency "tty-box", "~> 0.3.0"
   spec.add_dependency "tty-color", "~> 0.4"
   spec.add_dependency "tty-command", ">= 0.8", "< 0.10"
-  spec.add_dependency "tty-config", ">= 0.3", "< 0.5"
+  spec.add_dependency "tty-config", ">= 0.3", "< 0.6"
   spec.add_dependency "tty-cursor", "~> 0.6"
   spec.add_dependency "tty-editor", "~> 0.5.0"
   spec.add_dependency "tty-file", ">= 0.7", "< 0.9"