diff --git a/config/initializers/config.rb b/config/initializers/config.rb
index c51f6429f0..42514b5907 100644
--- a/config/initializers/config.rb
+++ b/config/initializers/config.rb
@@ -28,4 +28,7 @@
 
   # Parse numeric values as integers instead of strings.
   config.env_parse_values = true
+
+  # Allow env variables for array settings
+  config.env_parse_arrays = true
 end