diff --git a/php/psalm-baseline.xml b/php/psalm-baseline.xml
index 5a180b35..ded87b96 100644
--- a/php/psalm-baseline.xml
+++ b/php/psalm-baseline.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<files psalm-version="4.27.0@faf106e717c37b8c81721845dba9de3d8deed8ff">
+<files psalm-version="4.28.0@52e96bea381e6cb07a672aefec791a5817694a26">
   <file src="public/index.php">
     <MissingClosureParamType occurrences="10">
       <code>$args</code>