diff --git a/Gemfile b/Gemfile
index f32e00ec8867ef579b1f0ee6f2b0f5208637aa6d..aeb6d73ee742d84b86cda1410b6cc9a1afae93d6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,7 +13,7 @@ gem 'rack', '~> 2.2.3'
 
 gem 'hamlit-rails', '~> 0.2'
 gem 'pg', '~> 1.2'
-gem 'makara', '~> 0.4'
+gem 'makara', '~> 0.5'
 gem 'pghero', '~> 2.7'
 gem 'dotenv-rails', '~> 2.7'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 38174e0f7ea394e862e145078f4e20a3dcaff568..516db5a3219dd8fb2f640493d0e5371161cd9851 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -333,7 +333,7 @@ GEM
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
-    makara (0.4.1)
+    makara (0.5.0)
       activerecord (>= 3.0.0)
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
@@ -740,7 +740,7 @@ DEPENDENCIES
   letter_opener_web (~> 1.4)
   link_header (~> 0.0)
   lograge (~> 0.11)
-  makara (~> 0.4)
+  makara (~> 0.5)
   mario-redis-lock (~> 1.2)
   memory_profiler
   microformats (~> 4.2)