diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index c6e87b3..3434a18 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -4,6 +4,8 @@ on:
   push:
     branches: [main]
     tags: ["v*"]
+  repository_dispatch:
+    types: [dependency-updated]
 
 env:
   REGISTRY: ghcr.io
diff --git a/src/stream_web/config.py b/src/stream_web/config.py
index b47ef0b..011bd69 100644
--- a/src/stream_web/config.py
+++ b/src/stream_web/config.py
@@ -102,7 +102,7 @@
 SDR_RETRY_INTERVAL_S = 3
 
 # -- Time-domain viewer ----------------------------------------------------
-TD_WINDOW_S = 0.5
+TD_WINDOW_S = 0.75
 
 # -- Sync hubble_satnet_decoder with this SDR config -----------------------
 _fdc.CHANNEL_SPACING = 25_750.0