diff --git a/includes/actions.php b/includes/actions.php
index eec9388d..04526427 100644
--- a/includes/actions.php
+++ b/includes/actions.php
@@ -409,6 +409,10 @@ function wpum_prevent_entire_site() {
 		return;
 	}
 
+	if ( wpum_is_rest_api_request() ) {
+		return;
+	}
+
 	if ( defined( 'WP_CLI' ) && WP_CLI ) {
 		return;
 	}
diff --git a/includes/functions.php b/includes/functions.php
index 528021f4..28e8b427 100644
--- a/includes/functions.php
+++ b/includes/functions.php
@@ -1383,3 +1383,18 @@ function wpum_strip_slashes( $content ) {
 
 	return $content;
 }
+
+/**
+ * Returns true if the request is a REST API request.
+ *
+ * @return bool
+ */
+function wpum_is_rest_api_request() {
+	if ( empty( $_SERVER['REQUEST_URI'] ) ) {
+		return false;
+	}
+
+	$rest_prefix = trailingslashit( rest_get_url_prefix() );
+
+	return ( false !== strpos( $_SERVER['REQUEST_URI'], $rest_prefix ) ); // phpcs:ignore
+}