diff --git a/firmware/rusefi_rules.mk b/firmware/rusefi_rules.mk
index c4085fffcf..8debeea153 100644
--- a/firmware/rusefi_rules.mk
+++ b/firmware/rusefi_rules.mk
@@ -9,4 +9,5 @@ endif
 
 # ...except these few
 RUSEFI_OPT += -Wno-error=sign-compare
+RUSEFI_OPT += -Wno-error=overloaded-virtual
 RUSEFI_OPT += -Wno-error=unused-parameter