diff --git a/firmware/hw_layer/trigger_input.cpp b/firmware/hw_layer/trigger_input.cpp
index aa9e70913c..953d87fba4 100644
--- a/firmware/hw_layer/trigger_input.cpp
+++ b/firmware/hw_layer/trigger_input.cpp
@@ -75,11 +75,12 @@ static ICUDriver *turnOnTriggerInputPin(brain_pin_e hwPin) {
 	scheduleMsg(logger, "turnOnTriggerInputPin %s", hwPortname(hwPin));
 	// todo: reuse 'setWaveReaderMode' method here?
 	if (driver != NULL) {
-		bool_t needWidthCallback = !CONFIG(useOnlyFrontForTrigger) || TRIGGER_SHAPE(useRiseEdge);
-		shaft_icucfg.width_cb = needWidthCallback ? shaft_icu_width_callback : NULL;
+          // todo: once http://forum.chibios.org/phpbb/viewtopic.php?f=16&t=1757 is fixed
+//		bool_t needWidthCallback = !CONFIG(useOnlyFrontForTrigger) || TRIGGER_SHAPE(useRiseEdge);
+//		shaft_icucfg.width_cb = needWidthCallback ? shaft_icu_width_callback : NULL;
 
-		bool_t needPeriodCallback = !CONFIG(useOnlyFrontForTrigger) || !TRIGGER_SHAPE(useRiseEdge);
-		shaft_icucfg.period_cb = needPeriodCallback ? shaft_icu_period_callback : NULL;
+//		bool_t needPeriodCallback = !CONFIG(useOnlyFrontForTrigger) || !TRIGGER_SHAPE(useRiseEdge);
+//		shaft_icucfg.period_cb = needPeriodCallback ? shaft_icu_period_callback : NULL;
 
 		efiIcuStart(driver, &shaft_icucfg);
 		icuEnable(driver);
diff --git a/firmware/rusefi.cpp b/firmware/rusefi.cpp
index 91830de3e3..3507c49ac2 100644
--- a/firmware/rusefi.cpp
+++ b/firmware/rusefi.cpp
@@ -290,5 +290,5 @@ int getRusEfiVersion(void) {
 		return 123; // this is here to make the compiler happy about the unused array
 	if (UNUSED_CCM_SIZE[0] * 0 != 0)
 		return 3211; // this is here to make the compiler happy about the unused array
-	return 20150413;
+	return 20150414;
 }