diff --git a/Gemfile.lock b/Gemfile.lock
index 68f6904b4..b506c1c8d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -296,7 +296,7 @@ GEM
       faraday (~> 0.9)
       jwt (~> 1.5)
       multi_json (~> 1.10)
-    simple_form (3.3.1)
+    simple_form (3.4.0)
       actionpack (> 4, < 5.1)
       activemodel (> 4, < 5.1)
     simple_oauth (0.3.1)