diff --git a/configuration.yaml b/configuration.yaml
index cc4c3d7..56d9342 100644
--- a/configuration.yaml
+++ b/configuration.yaml
@@ -5,6 +5,7 @@ homeassistant:
     country: US
     media_dirs:
       local: /media
+    customize: !include customize.yaml
 # Configure a default setup of Home Assistant (frontend, api, etc)
 default_config:
 
diff --git a/customize.yaml b/customize.yaml
new file mode 100644
index 0000000..1518581
--- /dev/null
+++ b/customize.yaml
@@ -0,0 +1,44 @@
+sensor.ridis:
+  device_class: monetary
+
+sensor.kecks:
+  device_class: monetary
+
+sensor.circle_k:
+  device_class: monetary
+
+sensor.the_big_fish:
+  device_class: monetary
+
+sensor.meijer:
+  device_class: monetary
+
+sensor.south_side_shell:
+  device_class: monetary
+
+sensor.kroger:
+  device_class: monetary
+
+sensor.marathon_cleveland_avenue:
+  device_class: monetary
+
+sensor.speedway:
+  device_class: monetary
+
+sensor.shell_ottawa_avenue:
+  device_class: monetary
+
+sensor.the_barn:
+  device_class: monetary
+
+sensor.east_side_shell:
+  device_class: monetary
+
+sensor.local_minimum_gas_price:
+  device_class: monetary
+
+sensor.local_average_gas_price:
+  device_class: monetary
+
+sensor.local_maximum_gas_price:
+  device_class: monetary