diff --git a/src/Psalm/Internal/Fork/PsalmRestarter.php b/src/Psalm/Internal/Fork/PsalmRestarter.php
index 08154a47c..39927917b 100644
--- a/src/Psalm/Internal/Fork/PsalmRestarter.php
+++ b/src/Psalm/Internal/Fork/PsalmRestarter.php
@@ -7,6 +7,8 @@ use Composer\XdebugHandler\XdebugHandler;
 use function array_filter;
 use function array_merge;
 use function array_splice;
+use function assert;
+use function count;
 use function extension_loaded;
 use function file_get_contents;
 use function file_put_contents;