diff --git a/Gemfile.lock b/Gemfile.lock
index fdc291e1..00840a9a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -368,9 +368,9 @@ GEM
     shellany (0.0.1)
     shoulda-matchers (3.1.2)
       activesupport (>= 4.0.0)
-    simple_form (3.5.1)
-      actionpack (> 4, < 5.2)
-      activemodel (> 4, < 5.2)
+    simple_form (5.0.0)
+      actionpack (>= 5.0)
+      activemodel (>= 5.0)
     simple_oauth (0.3.1)
     simplecov (0.15.1)
       docile (~> 1.1.0)