diff --git a/tests/utils/skipif.php b/tests/utils/skipif.php
index 17c9d3536..a2e52dc17 100644
--- a/tests/utils/skipif.php
+++ b/tests/utils/skipif.php
@@ -15,11 +15,17 @@
  */
 function disable_skipif_caching()
 {
+    static $skipifCachingDisabled;
+
     if (PHP_VERSION_ID < 80100) {
         return;
     }
 
-    echo "nocache\n";
+    if (! isset($skipifCachingDisabled)) {
+        $skipifCachingDisabled = true;
+
+        register_shutdown_function(function() { echo "nocache\n"; });
+    }
 }
 
 /**