diff --git a/docker/Dockerfile b/docker/Dockerfile
index 50cb8e137d..9f29062e09 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -22,7 +22,7 @@ RUN \
     -r /requirements.txt
 
 # Install the ESPHome Device Builder dashboard.
-RUN uv pip install --no-cache-dir esphome-device-builder==1.20.0
+RUN uv pip install --no-cache-dir esphome-device-builder==1.21.0
 
 RUN \
     platformio settings set enable_telemetry No \