diff --git a/tools_webrtc/mb/mb_config.pyl b/tools_webrtc/mb/mb_config.pyl
index 024c2aeacf..480b6085fc 100644
--- a/tools_webrtc/mb/mb_config.pyl
+++ b/tools_webrtc/mb/mb_config.pyl
@@ -329,13 +329,13 @@
       'clang', 'openh264', 'release_bot', 'x64',
     ],
     'win_msvc_debug_bot_x86': [
-      'no_clang', 'debug_bot_no_goma', 'x86', 'no_lld',
+      'no_clang', 'debug_bot_no_goma', 'x86', 'no_lld', 'minimal_symbols',
     ],
     'win_msvc_release_bot_x86': [
       'no_clang', 'release_bot_no_goma', 'x86', 'no_lld', 'minimal_symbols',
     ],
     'win_msvc_debug_bot_x64': [
-      'no_clang', 'debug_bot_no_goma', 'x64', 'no_lld'
+      'no_clang', 'debug_bot_no_goma', 'x64', 'no_lld', 'minimal_symbols',
     ],
     'win_msvc_release_bot_x64': [
       'no_clang', 'release_bot_no_goma', 'x64', 'no_lld', 'minimal_symbols',