diff --git a/radio/src/simu.cpp b/radio/src/simu.cpp
index 5449f3964..f118c60d3 100644
--- a/radio/src/simu.cpp
+++ b/radio/src/simu.cpp
@@ -367,7 +367,7 @@ long Open9xSim::onTimeout(FXObject*, FXSelector, void*)
       if (!rotencAction) ROTARY_ENCODER_NAVIGATION_VALUE += ROTARY_ENCODER_GRANULARITY;
       rotencAction = true;
     }
-    else if (getApp()->getKeyState(KEY_W)) {    
+    else if (getApp()->getKeyState(KEY_W)) {
       if (!rotencAction) ROTARY_ENCODER_NAVIGATION_VALUE -= ROTARY_ENCODER_GRANULARITY;
       rotencAction = true;
     }
@@ -400,10 +400,15 @@ long Open9xSim::onTimeout(FXObject*, FXSelector, void*)
     SWITCH_KEY(B, 1, 3);
     SWITCH_KEY(C, 2, 3);
     SWITCH_KEY(D, 3, 3);
+#if defined(PCBX7)
+    SWITCH_KEY(F, 4, 2);
+    SWITCH_KEY(H, 5, 2);
+#else
     SWITCH_KEY(E, 4, 3);
     SWITCH_KEY(F, 5, 2);
     SWITCH_KEY(G, 6, 3);
     SWITCH_KEY(H, 7, 2);
+#endif
 #else
     SWITCH_KEY(1, 0, 2);
     SWITCH_KEY(2, 1, 2);