diff --git a/devtools/client/debugger/new/test/mochitest/browser.ini b/devtools/client/debugger/new/test/mochitest/browser.ini
index a73c15cd71c16..381d9b9395a9a 100644
--- a/devtools/client/debugger/new/test/mochitest/browser.ini
+++ b/devtools/client/debugger/new/test/mochitest/browser.ini
@@ -169,6 +169,7 @@ skip-if = os == "win"
 [browser_dbg-search-project.js]
 [browser_dbg-sourcemaps.js]
 [browser_dbg-sourcemaps-reload.js]
+skip-if = os == "win" # Bug 1434792
 [browser_dbg-sourcemaps-reloading.js]
 [browser_dbg-sourcemaps2.js]
 [browser_dbg-sourcemaps3.js]