diff --git a/hdw-a339x/src/wasm/fadec_a330/src/EngineControl.h b/hdw-a339x/src/wasm/fadec_a330/src/EngineControl.h
index bce76005c..a1c97d379 100644
--- a/hdw-a339x/src/wasm/fadec_a330/src/EngineControl.h
+++ b/hdw-a339x/src/wasm/fadec_a330/src/EngineControl.h
@@ -458,7 +458,7 @@ class EngineControl {
   /// FBW Engine RPM (N1, N2 and N3)
   /// Updates Engine N1, N2 and N3 with our own algorithm for start-up and shutdown
   /// </summary>
-  void updatePrimaryParameters(int engine, double imbalance, double simN1, double simN2) {
+  void updatePrimaryParameters(int engine, double imbalance, double simN1, double simN3) {
     // Engine imbalance
     engineImbalanced = imbalanceExtractor(imbalance, 1);
     paramImbalance = imbalanceExtractor(imbalance, 4) / 100;
@@ -470,11 +470,11 @@ class EngineControl {
 
     if (engine == 1) {
       simVars->setEngine1N1(simN1);
-      simVars->setEngine1N2(max(0, simN2 - paramImbalance));
+      simVars->setEngine1N2(max(0, (simN3 + 0.7) - paramImbalance));
       simVars->setEngine1N3(simN3);
     } else {
       simVars->setEngine2N1(simN1);
-      simVars->setEngine2N2(max(0, simN2 - paramImbalance));
+      simVars->setEngine2N2(max(0, (simN3 + 0.7) - paramImbalance));
       simVars->setEngine2N3(simN3);
     }
   }