diff --git a/components/ratgdo/ratgdo.h b/components/ratgdo/ratgdo.h
index 35a9b46..30a01bd 100644
--- a/components/ratgdo/ratgdo.h
+++ b/components/ratgdo/ratgdo.h
@@ -65,7 +65,7 @@ namespace ratgdo {
         observable<uint32_t> closing_delay { 0 };
 
         observable<int16_t> target_distance_measurement { -1 };
-        std::vector<int16_t> distance_measurement { std::vector<int16_t>(10, -1) }; // the length of this vector determines how many in-range readings are required for presence detection to change states
+        std::vector<int16_t> distance_measurement { std::vector<int16_t>(30, -1) }; // the length of this vector determines how many in-range readings are required for presence detection to change states
         observable<int16_t> last_distance_measurement { 0 };
 
         observable<uint16_t> openings { 0 }; // number of times the door has been opened
diff --git a/components/ratgdo/sensor/ratgdo_sensor.cpp b/components/ratgdo/sensor/ratgdo_sensor.cpp
index e90017f..77cafab 100644
--- a/components/ratgdo/sensor/ratgdo_sensor.cpp
+++ b/components/ratgdo/sensor/ratgdo_sensor.cpp
@@ -88,15 +88,13 @@ namespace ratgdo {
                 objCount = pDistanceData->NumberOfObjectsFound;
 
                 maxDistance = objCount == 0 ? -1 : pDistanceData->RangeData[objCount - 1].RangeMilliMeter;
-                /* if(maxDistance < 0) maxDistance = -1;
-                 * if the sensor is pointed at glass, there are many error readings which will fill the
+                /* 
+                 * if the sensor is pointed at glass, there are many error -1 readings which will fill the
                  * vector with out of range data. The sensor should be sensitive enough to detect the floor
-                 * in most situations, unless its mounted really far away.
-                 * If this doesn't work, then the vector size will have to increase substantially
+                 * in most situations, but daylight and/or really high ceilings can cause long distance 
+				 * measurements to be out of range.
                  */
-                if (maxDistance > 0) {
-                    this->parent_->set_distance_measurement(maxDistance);
-                }
+                this->parent_->set_distance_measurement(maxDistance);
 
                 // ESP_LOGD(TAG,"# obj found %d; distance %d",objCount, maxDistance);