diff --git a/tests/integration/fixtures/sensor_filters_nan_handling.yaml b/tests/integration/fixtures/sensor_filters_nan_handling.yaml
index 5fc3d1db29..445d20497b 100644
--- a/tests/integration/fixtures/sensor_filters_nan_handling.yaml
+++ b/tests/integration/fixtures/sensor_filters_nan_handling.yaml
@@ -21,6 +21,7 @@ sensor:
       - min:
           window_size: 5
           send_every: 5
+          send_first_at: 1
 
   - platform: copy
     source_id: source_nan_sensor
@@ -30,6 +31,7 @@ sensor:
       - max:
           window_size: 5
           send_every: 5
+          send_first_at: 1
 
 button:
   - platform: template
diff --git a/tests/integration/fixtures/sensor_filters_ring_buffer_wraparound.yaml b/tests/integration/fixtures/sensor_filters_ring_buffer_wraparound.yaml
index ec8917c2e2..4757d78aeb 100644
--- a/tests/integration/fixtures/sensor_filters_ring_buffer_wraparound.yaml
+++ b/tests/integration/fixtures/sensor_filters_ring_buffer_wraparound.yaml
@@ -21,6 +21,7 @@ sensor:
       - min:
           window_size: 3
           send_every: 3
+          send_first_at: 1
 
 button:
   - platform: template
diff --git a/tests/integration/fixtures/sensor_filters_sliding_window.yaml b/tests/integration/fixtures/sensor_filters_sliding_window.yaml
index 2b58477aa9..edcc596f64 100644
--- a/tests/integration/fixtures/sensor_filters_sliding_window.yaml
+++ b/tests/integration/fixtures/sensor_filters_sliding_window.yaml
@@ -23,6 +23,7 @@ sensor:
       - min:
           window_size: 5
           send_every: 5
+          send_first_at: 1
 
   # Max filter sensor
   - platform: copy
@@ -33,6 +34,7 @@ sensor:
       - max:
           window_size: 5
           send_every: 5
+          send_first_at: 1
 
   # Median filter sensor
   - platform: copy
@@ -43,6 +45,7 @@ sensor:
       - median:
           window_size: 5
           send_every: 5
+          send_first_at: 1
 
   # Quantile filter sensor (90th percentile)
   - platform: copy
@@ -53,6 +56,7 @@ sensor:
       - quantile:
           window_size: 5
           send_every: 5
+          send_first_at: 1
           quantile: 0.9
 
   # Moving average filter sensor
@@ -64,6 +68,7 @@ sensor:
       - sliding_window_moving_average:
           window_size: 5
           send_every: 5
+          send_first_at: 1
 
 # Button to trigger publishing test values
 button: