diff --git a/browser/devtools/commandline/test/browser.ini b/browser/devtools/commandline/test/browser.ini
index ec9cccd1e0ca..025fdb95d693 100644
--- a/browser/devtools/commandline/test/browser.ini
+++ b/browser/devtools/commandline/test/browser.ini
@@ -10,33 +10,40 @@ skip-if = true # Bug 845831
 [browser_cmd_calllog_chrome.js]
 skip-if = true # Bug 845831
 [browser_cmd_appcache_invalid.js]
-[browser_cmd_appcache_invalid_appcache.appcache]
-[browser_cmd_appcache_invalid_appcache.appcache^headers^]
-[browser_cmd_appcache_invalid_index.html]
-[browser_cmd_appcache_invalid_page1.html]
-[browser_cmd_appcache_invalid_page2.html]
-[browser_cmd_appcache_invalid_page3.html]
-[browser_cmd_appcache_invalid_page3.html^headers^]
+support-files =
+  browser_cmd_appcache_invalid_appcache.appcache
+  browser_cmd_appcache_invalid_appcache.appcache^headers^
+  browser_cmd_appcache_invalid_index.html
+  browser_cmd_appcache_invalid_page1.html
+  browser_cmd_appcache_invalid_page2.html
+  browser_cmd_appcache_invalid_page3.html
+  browser_cmd_appcache_invalid_page3.html^headers^
 [browser_cmd_appcache_valid.js]
-[browser_cmd_appcache_valid_appcache.appcache]
-[browser_cmd_appcache_valid_appcache.appcache^headers^]
-[browser_cmd_appcache_valid_index.html]
-[browser_cmd_appcache_valid_page1.html]
-[browser_cmd_appcache_valid_page2.html]
-[browser_cmd_appcache_valid_page3.html]
+support-files =
+  browser_cmd_appcache_valid_appcache.appcache
+  browser_cmd_appcache_valid_appcache.appcache^headers^
+  browser_cmd_appcache_valid_index.html
+  browser_cmd_appcache_valid_page1.html
+  browser_cmd_appcache_valid_page2.html
+  browser_cmd_appcache_valid_page3.html
 [browser_cmd_commands.js]
-[browser_cmd_cookie.html]
 [browser_cmd_cookie.js]
+support-files =
+ browser_cmd_cookie.html
 [browser_cmd_jsb.js]
-[browser_cmd_jsb_script.jsi]
-[browser_cmd_media.html]
+support-files =
+  browser_cmd_jsb_script.jsi
 [browser_cmd_media.js]
-[browser_cmd_pagemod_export.html]
+support-files =
+  browser_cmd_media.html
 [browser_cmd_pagemod_export.js]
+support-files =
+  browser_cmd_pagemod_export.html
 [browser_cmd_pref.js]
 [browser_cmd_restart.js]
-[browser_cmd_screenshot.html]
 [browser_cmd_screenshot.js]
+support-files =
+  browser_cmd_screenshot.html
 [browser_cmd_settings.js]
 [browser_gcli_async.js]
 [browser_gcli_canon.js]