diff --git a/main-dev.js b/main-dev.js
index 4fec990..a8000e4 100644
--- a/main-dev.js
+++ b/main-dev.js
@@ -1107,7 +1107,7 @@ class ARMMane{
 
 
     runInstruction(instruction) {    
-        if (instruction.length == 0) {
+        if (instructions.length == 0) {
             this.consoleLog("「ARMMANE」 No instruction to run", "WARN");
             return;
         }