diff --git a/.changeset/smooth-years-love.md b/.changeset/smooth-years-love.md
new file mode 100644
index 00000000..1d1b13ac
--- /dev/null
+++ b/.changeset/smooth-years-love.md
@@ -0,0 +1,5 @@
+---
+"@wpengine/wp-graphql-content-blocks": minor
+---
+
+dev: make `PluginUpdater` namespaced functions PSR-4 compatible.
diff --git a/includes/updates/update-callbacks.php b/includes/PluginUpdater/UpdateCallbacks.php
similarity index 100%
rename from includes/updates/update-callbacks.php
rename to includes/PluginUpdater/UpdateCallbacks.php
diff --git a/includes/updates/update-functions.php b/includes/PluginUpdater/UpdateFunctions.php
similarity index 100%
rename from includes/updates/update-functions.php
rename to includes/PluginUpdater/UpdateFunctions.php
diff --git a/includes/WPGraphQLContentBlocks.php b/includes/WPGraphQLContentBlocks.php
index 6434e2fb..25bf5873 100644
--- a/includes/WPGraphQLContentBlocks.php
+++ b/includes/WPGraphQLContentBlocks.php
@@ -147,8 +147,8 @@ static function () {
 			}//end if
 		}//end if
 
-		require_once WPGRAPHQL_CONTENT_BLOCKS_PLUGIN_DIR . 'includes/updates/update-functions.php';
-		require_once WPGRAPHQL_CONTENT_BLOCKS_PLUGIN_DIR . 'includes/updates/update-callbacks.php';
+		require_once WPGRAPHQL_CONTENT_BLOCKS_PLUGIN_DIR . 'includes/PluginUpdater/UpdateFunctions.php';
+		require_once WPGRAPHQL_CONTENT_BLOCKS_PLUGIN_DIR . 'includes/PluginUpdater/UpdateCallbacks.php';
 
 		// phpcs:ignore SlevomatCodingStandard.Variables.UnusedVariable.UnusedVariable -- Library bootstraps itself, hence variable is unused.
 		$semver = new \EnforceSemVer\EnforceSemVer( WPGRAPHQL_CONTENT_BLOCKS_PATH );
diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
index f9d81e69..62cc5e54 100644
--- a/phpstan-baseline.neon
+++ b/phpstan-baseline.neon
@@ -8,19 +8,19 @@ parameters:
 		-
 			message: "#^Access to an undefined property object\\:\\:\\$response\\.$#"
 			count: 1
-			path: includes/updates/update-callbacks.php
+			path: includes/PluginUpdater/UpdateCallbacks.php
 
 		-
 			message: "#^Function WPGraphQL\\\\ContentBlocks\\\\PluginUpdater\\\\custom_plugin_api_request\\(\\) has invalid return type WPGraphQL\\\\ContentBlocks\\\\PluginUpdater\\\\stdClass\\.$#"
 			count: 1
-			path: includes/updates/update-callbacks.php
+			path: includes/PluginUpdater/UpdateCallbacks.php
 
 		-
 			message: "#^Function WPGraphQL\\\\ContentBlocks\\\\PluginUpdater\\\\custom_plugin_api_request\\(\\) should return WPGraphQL\\\\ContentBlocks\\\\PluginUpdater\\\\stdClass\\|false but returns array\\|object\\|false\\.$#"
 			count: 2
-			path: includes/updates/update-callbacks.php
+			path: includes/PluginUpdater/UpdateCallbacks.php
 
 		-
 			message: "#^Function WPGraphQL\\\\ContentBlocks\\\\PluginUpdater\\\\custom_plugin_api_request\\(\\) should return WPGraphQL\\\\ContentBlocks\\\\PluginUpdater\\\\stdClass\\|false but returns object\\.$#"
 			count: 1
-			path: includes/updates/update-callbacks.php
+			path: includes/PluginUpdater/UpdateCallbacks.php