diff --git a/esphome/components/sensor/filter.cpp b/esphome/components/sensor/filter.cpp
index 6406d670c1..a6819dd73c 100644
--- a/esphome/components/sensor/filter.cpp
+++ b/esphome/components/sensor/filter.cpp
@@ -133,7 +133,7 @@ float MinFilter::compute_result() { return this->find_extremum_<std::less<float>
 float MaxFilter::compute_result() { return this->find_extremum_<std::greater<float>>(); }
 
 // SlidingWindowMovingAverageFilter
-float SlidingWindowMovingAverageFilter::compute_result_() {
+float SlidingWindowMovingAverageFilter::compute_result() {
   float sum = 0;
   size_t valid_count = 0;
   for (size_t i = 0; i < this->window_count_; i++) {