diff --git a/config/environments/development.rb b/config/environments/development.rb
index d2c9395d0..ddcca9b21 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -65,6 +65,9 @@ Rails.application.configure do
   # Raises error for missing translations
   config.action_view.raise_on_missing_translations = true
 
+  # Enable/disable Deface
+  config.deface.enabled = ENV['DEFACE_ENABLED'] != 'false'
+
   # Enable first-time tutorial for users signing in the sciNote for
   # the first time.
   config.x.enable_tutorial = ENV['ENABLE_TUTORIAL'] == 'true'
diff --git a/config/environments/production.rb b/config/environments/production.rb
index a2069257b..197f1a42c 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -98,6 +98,9 @@ Rails.application.configure do
   # Do not dump schema after migrations.
   config.active_record.dump_schema_after_migration = false
 
+  # Enable/disable Deface
+  config.deface.enabled = ENV['DEFACE_ENABLED'] != 'false'
+
   # Enable first-time tutorial for users signing in the sciNote for
   # the first time.
   config.x.enable_tutorial = ENV['ENABLE_TUTORIAL'] != 'false'
diff --git a/config/environments/test.rb b/config/environments/test.rb
index 5a7dc5627..f917df2bd 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -65,6 +65,9 @@ Rails.application.configure do
   # Raises error for missing translations
   # config.action_view.raise_on_missing_translations = true
 
+  # Enable/disable Deface
+  config.deface.enabled = ENV['DEFACE_ENABLED'] != 'false'
+
   # Enable first-time tutorial for users signing in the sciNote for
   # the first time.
   config.x.enable_tutorial = false