diff --git a/assets/checksums.txt b/assets/checksums.txt
index 51cfdb12d..93c69e228 100644
--- a/assets/checksums.txt
+++ b/assets/checksums.txt
@@ -1,4 +1,4 @@
-b5c07e5aa995b8186484d481443aa27d assets/ublock/unbreak.txt
+7e679d07b2350b215a5f01456e84fe73 assets/ublock/unbreak.txt
 75448208315e80706632ec8a6df0e6d3 assets/ublock/privacy.txt
 e08a411442828c4d6e2e135c10f55f93 assets/ublock/filters.txt
 d2c1dc3f8c4528e6d6a9083afc30b938 assets/ublock/badware.txt
diff --git a/assets/ublock/unbreak.txt b/assets/ublock/unbreak.txt
index 9d38f0df3..e0976513e 100644
--- a/assets/ublock/unbreak.txt
+++ b/assets/ublock/unbreak.txt
@@ -235,3 +235,6 @@ ovh.strim.io#@##tweets
 
 # Chrome store: "Some of the useful content on website such as pictures and maps on redfin get blocked"
 @@||ssl.cdn-redfin.com/*/redfin/common/analytics/PixelTracking.js$script,domain=redfin.com
+
+# Chrome store: "uBlock Origin seems to think Southwest.com's background and header image are ads"
+@@||www.southwest.com/*/mbox.js$script,first-party