diff --git a/WordPress-VIP-Go/ruleset.xml b/WordPress-VIP-Go/ruleset.xml
index 190bebc8..fd0e4d50 100644
--- a/WordPress-VIP-Go/ruleset.xml
+++ b/WordPress-VIP-Go/ruleset.xml
@@ -218,7 +218,7 @@
 		<type>warning</type>
 		<severity>3</severity>
 	</rule>
-	<rule ref="VariableAnalysis.CodeAnalysis.VariableAnalysis.UndefinedVariable">
+	<rule phpcs-only="true" ref="VariableAnalysis.CodeAnalysis.VariableAnalysis.UndefinedVariable">
 		<severity>3</severity>
 	</rule>
 	<rule ref="WordPressVIPMinimum.UserExperience.AdminBarRemoval">
@@ -238,7 +238,7 @@
 	</rule>
 
 	<!-- Silence is golden, these don't affect us on VIP Go -->
-	<rule ref="VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable">
+	<rule phpcs-only="true" ref="VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable">
 		<severity>0</severity>
 	</rule>
 
diff --git a/WordPressVIPMinimum/ruleset.xml b/WordPressVIPMinimum/ruleset.xml
index 13670326..e9a56f5a 100644
--- a/WordPressVIPMinimum/ruleset.xml
+++ b/WordPressVIPMinimum/ruleset.xml
@@ -178,9 +178,8 @@
 		<message>`%1$s()` performs a no-LIMIT query by default, make sure to set a reasonable `posts_per_page`. `%1$s()` will do a -1 query by default, a maximum of 100 should be used.</message>
 	</rule>
 
-	<!-- Include VariableAnalysis checks -->
-	<rule ref="VariableAnalysis"/>
-	<rule ref="VariableAnalysis.CodeAnalysis.VariableAnalysis">
+	<!-- Include VariableAnalysis checks - not loading this for phpcbf significantly (20%) speeds up phpcbf and there are no auto-fixers for this rule -->
+	<rule phpcs-only="true" ref="VariableAnalysis.CodeAnalysis.VariableAnalysis">
 		<properties>
 			<!-- Do not report on unused variables before require nor usused or undefined variables in file scope. -->
 			<property name="allowUnusedVariablesBeforeRequire" value="true"/>