diff --git a/src/open9x.cpp b/src/open9x.cpp
index 3652d445d..e03d7dd09 100644
--- a/src/open9x.cpp
+++ b/src/open9x.cpp
@@ -648,6 +648,7 @@ void incRotaryEncoder(uint8_t idx, int8_t inc)
   g_rotenc[idx] += inc;
   int16_t *value = &(phaseaddress(getRotaryEncoderFlightPhase(idx))->rotaryEncoders[idx]);
   *value = limit((int16_t)-1024, *value + inc, (int16_t)+1024);
+  eeDirty(EE_MODEL);
 }
 
 #endif