diff --git a/test.c b/test.c
index e1561b8..096876a 100644
--- a/test.c
+++ b/test.c
@@ -1,7 +1,7 @@
 #include <stdint.h>
 
 uint64_t fibonacci( void ) {
-    const int n = 500000;
+    const int n = 250000;
     uint64_t a = 0, b = 1, c;
 
     for (int i = 2; i <= n; i++) {