diff --git a/projects/packages/codesniffer/README.md b/projects/packages/codesniffer/README.md
index 45dc446136fd4..410529d7cdfb8 100644
--- a/projects/packages/codesniffer/README.md
+++ b/projects/packages/codesniffer/README.md
@@ -27,7 +27,7 @@ You should then include the Jetpack rules in your `.phpcs.xml.dist`, like
 ```
 You will also likely want to set some configuration for other included rulesets:
 ```xml
-<config name="minimum_supported_wp_version" value="5.4" />
+<config name="minimum_supported_wp_version" value="6.3" />
 <config name="testVersion" value="7.0-"/>
 ```
 
diff --git a/projects/packages/codesniffer/tests/php/tests/files/default.xml b/projects/packages/codesniffer/tests/php/tests/files/default.xml
index 11c3366fa087d..ec31198705779 100644
--- a/projects/packages/codesniffer/tests/php/tests/files/default.xml
+++ b/projects/packages/codesniffer/tests/php/tests/files/default.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <ruleset>
 
-	<config name="minimum_supported_wp_version" value="6.0" />
+	<config name="minimum_supported_wp_version" value="6.3" />
 	<config name="testVersion" value="7.0-"/>
 
 	<!-- Ruleset under test. -->
diff --git a/projects/packages/codesniffer/tests/php/tests/files/i18n-text_domain-default.php.ruleset.xml b/projects/packages/codesniffer/tests/php/tests/files/i18n-text_domain-default.php.ruleset.xml
index a8fb765d64d92..d73f7c4cb178c 100644
--- a/projects/packages/codesniffer/tests/php/tests/files/i18n-text_domain-default.php.ruleset.xml
+++ b/projects/packages/codesniffer/tests/php/tests/files/i18n-text_domain-default.php.ruleset.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <ruleset>
 
-	<config name="minimum_supported_wp_version" value="6.0" />
+	<config name="minimum_supported_wp_version" value="6.3" />
 	<config name="testVersion" value="7.0-"/>
 
 	<!-- Ruleset under test. -->