diff --git a/machine.config.js b/machine.config.js
index 3d8938a..c95aba7 100644
--- a/machine.config.js
+++ b/machine.config.js
@@ -1,5 +1,9 @@
 module.exports = {
   "INITIAL_IP_ADDRESS":  48,
   "START_OF_DISPLAY_MEM": 0,
-  "CYCLE_LIMIT": 128, // max number of times to step the CPU, to stop endless loops
+
+  // max number of times to step the CPU,
+  // to stop endless loops
+  // 0 = infinite
+  "CYCLE_LIMIT": 128,
 }
\ No newline at end of file