diff --git a/radio/src/mixer.cpp b/radio/src/mixer.cpp
index b33e650df..4fff4fc51 100644
--- a/radio/src/mixer.cpp
+++ b/radio/src/mixer.cpp
@@ -531,7 +531,7 @@ int getStickTrimValue(int stick, int stickValue)
     return 0;
 
   int trim = trims[stick];
-  if (IS_THROTTLE_TRIM(stick)) {
+  if (stick == THR_STICK) {
     if (g_model.thrTrim) {
       int trimMin = g_model.extendedTrims ? 2*TRIM_EXTENDED_MIN : 2*TRIM_MIN;
       trim = ((g_model.throttleReversed ? (trim+trimMin) : (trim-trimMin)) * (RESX-stickValue)) >> (RESX_SHIFT+1);
diff --git a/radio/src/opentx.cpp b/radio/src/opentx.cpp
index 3dbe6b01b..81b5c2438 100644
--- a/radio/src/opentx.cpp
+++ b/radio/src/opentx.cpp
@@ -1141,12 +1141,12 @@ void checkTrims()
     else {
       phase = getTrimFlightMode(mixerCurrentFlightMode, idx);
       before = getTrimValue(phase, idx);
-      thro = (IS_THROTTLE_TRIM(idx) && g_model.thrTrim);
+      thro = (idx==THR_STICK && g_model.thrTrim);
     }
 #else
     phase = getTrimFlightMode(mixerCurrentFlightMode, idx);
     before = getTrimValue(phase, idx);
-    thro = (IS_THROTTLE_TRIM(idx) && g_model.thrTrim);
+    thro = (idx==THR_STICK && g_model.thrTrim);
 #endif
     int8_t trimInc = g_model.trimInc + 1;
     int8_t v = (trimInc==-1) ? min(32, abs(before)/4+1) : (1 << trimInc); // TODO flash saving if (trimInc < 0)
diff --git a/radio/src/opentx.h b/radio/src/opentx.h
index 62a5cbaf5..6bcce1594 100644
--- a/radio/src/opentx.h
+++ b/radio/src/opentx.h
@@ -292,8 +292,6 @@ void memswap(void * a, void * b, uint8_t size);
   #define IS_MULTIPOS_CALIBRATED(cal)  (false)
 #endif
 
-#define IS_THROTTLE_TRIM(x)          (x == virtualInputsTrims[THR_STICK])
-
 #if defined(PWR_BUTTON_PRESS)
   #define pwrOffPressed()              pwrPressed()
 #else
diff --git a/radio/src/tests/mixer.cpp b/radio/src/tests/mixer.cpp
index 97fa34a71..8f92ac4de 100644
--- a/radio/src/tests/mixer.cpp
+++ b/radio/src/tests/mixer.cpp
@@ -553,6 +553,21 @@ TEST_F(MixerTest, SlowOnMultiply)
   CHECK_NO_MOVEMENT(0, CHANNEL_MAX, 250);
 }
 
+TEST_F(TrimsTest, throttleTrimEle) {
+  SYSTEM_RESET();
+  MODEL_RESET();
+  MIXER_RESET();
+  modelDefault(0);
+  g_eeGeneral.templateSetup = 17;
+  applyDefaultTemplate();
+  g_model.thrTrim = 1;
+// checks ELE sticks are not affected by throttleTrim
+// stick max + trim min
+  anaInValues[ELE_STICK] = +1024;
+  setTrimValue(0, ELE_STICK, TRIM_MIN);
+  evalMixes(1);
+  EXPECT_EQ(channelOutputs[2], 1024 - 250);
+}
 
 #if defined(HELI)
 TEST(Heli, BasicTest)