diff --git a/Gemfile b/Gemfile
index bbad0a8416..971c3967f7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,7 +8,7 @@ gem 'pkg-config', '~> 1.4'
 gem 'puma', '~> 5.1'
 gem 'rails', '~> 5.2.4.4'
 gem 'sprockets', '~> 3.7.2'
-gem 'thor', '~> 1.0'
+gem 'thor', '~> 1.1'
 gem 'rack', '~> 2.2.3'
 
 gem 'hamlit-rails', '~> 0.2'
diff --git a/Gemfile.lock b/Gemfile.lock
index 50ca2feb1c..003f426095 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -619,7 +619,7 @@ GEM
       unicode-display_width (~> 1.1, >= 1.1.1)
     terrapin (0.6.0)
       climate_control (>= 0.0.3, < 1.0)
-    thor (1.0.1)
+    thor (1.1.0)
     thread_safe (0.3.6)
     thwait (0.2.0)
       e2mmap
@@ -804,7 +804,7 @@ DEPENDENCIES
   stoplight (~> 2.2.1)
   streamio-ffmpeg (~> 3.0)
   strong_migrations (~> 0.7)
-  thor (~> 1.0)
+  thor (~> 1.1)
   tty-prompt (~> 0.23)
   twitter-text (~> 1.14)
   tzinfo-data (~> 1.2021)