diff --git a/blueprints/automation/motion-light.yaml b/blueprints/automation/motion-light.yaml
index 0b0a1bf..1b3113c 100644
--- a/blueprints/automation/motion-light.yaml
+++ b/blueprints/automation/motion-light.yaml
@@ -57,11 +57,13 @@ condition:
     condition: template
     value_template: >
       {% if lux_entity %}
-        {{ states(lux_entity) | float < lux_threshold }}
+        {% set lux_value = states(lux_entity) | float(0) %}
+        {{ lux_value < lux_threshold }}
       {% else %}
         true
       {% endif %}
 
+
 action:
   - alias: "Turn on the light with calculated brightness"
     service: light.turn_on