diff --git a/Tests/LibC/TestMemalign.cpp b/Tests/LibC/TestMemalign.cpp
index 51840fec5a..fd2bda43e3 100644
--- a/Tests/LibC/TestMemalign.cpp
+++ b/Tests/LibC/TestMemalign.cpp
@@ -9,7 +9,7 @@
 #include <mallocdefs.h>
 #include <stdlib.h>
 
-static constexpr size_t runs = 5000;
+static constexpr size_t runs = 500;
 static constexpr size_t ptrs_per_run = 20;
 
 static size_t random_alignment()