diff --git a/radio/src/functions.cpp b/radio/src/functions.cpp
index ada577f79..e2d9140de 100644
--- a/radio/src/functions.cpp
+++ b/radio/src/functions.cpp
@@ -423,7 +423,7 @@ void evalFunctions()
               }
               else if (CFN_GVAR_MODE(cfn) == FUNC_ADJUST_GVAR_INCDEC) {
 #if defined(CPUARM)
-                SET_GVAR(CFN_GVAR_INDEX(cfn), limit(CFN_GVAR_CST_MIN+g_model.gvars[CFN_GVAR_INDEX(cfn)].min, GVAR_VALUE(CFN_GVAR_INDEX(cfn), getGVarFlightMode(mixerCurrentFlightMode, CFN_GVAR_INDEX(cfn))) + CFN_PARAM(cfn), CFN_GVAR_CST_MAX-g_model.gvars[CFN_GVAR_INDEX(cfn)].max), mixerCurrentFlightMode);
+                SET_GVAR(CFN_GVAR_INDEX(cfn), limit<int16_t>(CFN_GVAR_CST_MIN+g_model.gvars[CFN_GVAR_INDEX(cfn)].min, GVAR_VALUE(CFN_GVAR_INDEX(cfn), getGVarFlightMode(mixerCurrentFlightMode, CFN_GVAR_INDEX(cfn))) + CFN_PARAM(cfn), CFN_GVAR_CST_MAX-g_model.gvars[CFN_GVAR_INDEX(cfn)].max), mixerCurrentFlightMode);
 #else
                 if (!(functionsContext.activeSwitches & switch_mask)) {
                   SET_GVAR(CFN_GVAR_INDEX(cfn), GVAR_VALUE(CFN_GVAR_INDEX(cfn), getGVarFlightMode(mixerCurrentFlightMode, CFN_GVAR_INDEX(cfn))) + (CFN_PARAM(cfn) ? +1 : -1), mixerCurrentFlightMode);