diff --git a/.travis.yml b/.travis.yml
index 1a6ffda487..686f2e9bfa 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,7 +13,7 @@ php:
 
 env:
   - PHPCS_BRANCH=master
-  - PHPCS_BRANCH=2.6.0
+  - PHPCS_BRANCH=2.7.0
 
 matrix:
   fast_finish: true
diff --git a/WordPress-Extra/ruleset.xml b/WordPress-Extra/ruleset.xml
index b4f6cf0f27..a932f7742f 100644
--- a/WordPress-Extra/ruleset.xml
+++ b/WordPress-Extra/ruleset.xml
@@ -4,6 +4,7 @@
 
 	<rule ref="Generic.PHP.DeprecatedFunctions"/>
 	<rule ref="Generic.PHP.ForbiddenFunctions"/>
+	<rule ref="Generic.PHP.BacktickOperator"/>
 	<rule ref="Generic.Functions.CallTimePassByReference"/>
 	<rule ref="Generic.Formatting.DisallowMultipleStatements"/>
 	<rule ref="Generic.CodeAnalysis.EmptyStatement" />
diff --git a/composer.json b/composer.json
index 7c047bb9f5..afe45a1b07 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
 		}
 	],
 	"require"    : {
-		"squizlabs/php_codesniffer": "^2.6"
+		"squizlabs/php_codesniffer": "^2.7"
 	},
 	"minimum-stability" : "RC",
 	"support"    : {