diff --git a/DEPS b/DEPS
index 4b78227a760bb..9f1dd29e4f1ad 100644
--- a/DEPS
+++ b/DEPS
@@ -96,7 +96,7 @@ allowed_hosts = [
 ]
 
 deps = {
-  'src': 'https://github.com/flutter/buildroot.git' + '@' + '45ce223bc8d8ca88e2eb2f38eb0cf799e39edd06',
+  'src': 'https://github.com/flutter/buildroot.git' + '@' + '7137efc8964bd91fa13e69af2cd3d1e13007d065',
 
    # Fuchsia compatibility
    #
@@ -662,7 +662,7 @@ hooks = [
     'pattern': '.',
     'condition': 'download_windows_deps',
     'action': [
-      'python',
+      'python3',
       'src/build/win/generate_winrt_headers.py',
     ]
   }
diff --git a/ci/dev/prod_builders.json b/ci/dev/prod_builders.json
index f9d4d074d59af..50f098abbdddf 100644
--- a/ci/dev/prod_builders.json
+++ b/ci/dev/prod_builders.json
@@ -68,10 +68,6 @@
          "name":"Windows Host Engine",
          "repo":"engine"
       },
-      {
-         "name":"Windows UWP Engine",
-         "repo":"engine"
-      },
       {
          "name":"Windows Web Engine",
          "repo":"engine"
diff --git a/ci/dev/try_builders.json b/ci/dev/try_builders.json
index f40e61da384eb..3c65e9475f924 100644
--- a/ci/dev/try_builders.json
+++ b/ci/dev/try_builders.json
@@ -110,7 +110,7 @@
       {
          "name":"Windows UWP Engine",
          "repo":"engine",
-         "enabled": true
+         "enabled": false
       },
       {
          "name":"Windows Web Engine",