diff --git a/src/classes/IoTScenario.cpp b/src/classes/IoTScenario.cpp
index bb0a53b2..93534041 100644
--- a/src/classes/IoTScenario.cpp
+++ b/src/classes/IoTScenario.cpp
@@ -566,7 +566,7 @@ class IfExprAST : public ExprAST {
         // if (!res_ret) Serial.printf("Call from  IfExprAST: Cond result = %f, no body result\n", cond_ret->valD);
         // else if (res_ret->isDecimal) Serial.printf("Call from  IfExprAST: Cond result = %f, result = %f\n", cond_ret->valD, res_ret->valD);
         // else Serial.printf("Call from  IfExprAST: Cond result = %f, result = %s\n", cond_ret->valD, res_ret->valS.c_str());
-        Serial.printf("\n");
+        //Serial.printf("\n");
         return cond_ret;
     }