diff --git a/firmware/Makefile b/firmware/Makefile
index ef1b19e3d7..22da849b14 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -5,6 +5,9 @@
 
 PROJECT_DIR = .
 
+# by default EXTRA_PARAMS is empty and we create 'debug' version of the firmware with additional assertions and statistics
+# for 'release' options see 'clean_compile_two_versions.bat' file
+
 
 # Compiler options here.
 ifeq ($(USE_OPT),)
diff --git a/firmware/controllers/algo/engine_configuration.cpp b/firmware/controllers/algo/engine_configuration.cpp
index 99c0935576..d4a1e75369 100644
--- a/firmware/controllers/algo/engine_configuration.cpp
+++ b/firmware/controllers/algo/engine_configuration.cpp
@@ -180,6 +180,8 @@ void prepareVoidConfiguration(engine_configuration_s *activeConfiguration) {
 
 #if EFI_PROD_CODE || defined(__DOXYGEN__)
 	setDefaultAlternatorParameters();
+#endif
+#if EFI_ELECTRONIC_THROTTLE_BODY || defined(__DOXYGEN__)
 	setDefaultEtbParameters();
 #endif