diff --git a/config/initializers/rack_initializer.rb b/config/initializers/rack_initializer.rb
new file mode 100644
index 0000000..5fc4d45
--- /dev/null
+++ b/config/initializers/rack_initializer.rb
@@ -0,0 +1,4 @@
+if Rack::Utils.respond_to?("key_space_limit=")
+  # Increase limit to 10 MiB
+  Rack::Utils.key_space_limit = 10485760
+end