diff --git a/build/.phan/config.php b/build/.phan/config.php
index dc914883f014862395413628d0b9e68e9a5b1b24..159011af3b227db8d361a40382446b68f917cb42 100644
--- a/build/.phan/config.php
+++ b/build/.phan/config.php
@@ -128,7 +128,7 @@ return [
 
 	// The number of processes to fork off during the analysis
 	// phase.
-	'processes' => 10,
+	'processes' => 5,
 
 	// Backwards Compatibility Checking. This is slow
 	// and expensive, but you should consider running