diff --git a/Gemfile b/Gemfile
index c6d969cb0..2f5e6ed0f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,7 +13,7 @@ gem "cancancan", "~> 2.3.0"
 gem "caxlsx", "~> 3.0.2"
 gem "caxlsx_rails", "~> 0.6.2"
 gem "ckeditor", "~> 4.3.0"
-gem "cocoon", "~> 1.2.14"
+gem "cocoon", "~> 1.2.15"
 gem "daemons", "~> 1.3.1"
 gem "dalli", "~> 2.7.6"
 gem "delayed_job_active_record", "~> 4.1.4"
diff --git a/Gemfile.lock b/Gemfile.lock
index 6431d0bf6..3022f4b10 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -146,7 +146,7 @@ GEM
       orm_adapter (~> 0.5.0)
       terrapin
     climate_control (0.2.0)
-    cocoon (1.2.14)
+    cocoon (1.2.15)
     coffee-rails (4.2.2)
       coffee-script (>= 2.2.0)
       railties (>= 4.0.0)
@@ -650,7 +650,7 @@ DEPENDENCIES
   caxlsx (~> 3.0.2)
   caxlsx_rails (~> 0.6.2)
   ckeditor (~> 4.3.0)
-  cocoon (~> 1.2.14)
+  cocoon (~> 1.2.15)
   coveralls (~> 0.8.23)
   daemons (~> 1.3.1)
   dalli (~> 2.7.6)