diff --git a/firmware/controllers/actuators/idle_thread.cpp b/firmware/controllers/actuators/idle_thread.cpp
index 327fd8317d..d0252bf836 100644
--- a/firmware/controllers/actuators/idle_thread.cpp
+++ b/firmware/controllers/actuators/idle_thread.cpp
@@ -200,13 +200,6 @@ void setIdleValvePosition(int positionPercent) {
 
 #endif /* EFI_UNIT_TEST */
 
-/**
- * clamps value into the [0, 100] range
- */
-percent_t clampPercentValue(percent_t value) {
-	return maxF(minF(value, 100), 0);
-}
-
 static percent_t manualIdleController(float cltCorrection DECLARE_ENGINE_PARAMETER_SUFFIX) {
 
 	percent_t correctedPosition = cltCorrection * CONFIG(manIdlePosition);
diff --git a/firmware/util/efilib.h b/firmware/util/efilib.h
index 2f8ca605d6..8b142003cf 100644
--- a/firmware/util/efilib.h
+++ b/firmware/util/efilib.h
@@ -63,6 +63,11 @@ char* itoa10(char *p, int num);
 bool isSameF(float v1, float v2);
 float clampF(float min, float clamp, float max);
 
+/**
+ * clamps value into the [0, 100] range
+ */
+#define clampPercentValue(x) (clampF(0, x, 100))
+
 bool strEqualCaseInsensitive(const char *str1, const char *str2);
 bool strEqual(const char *str1, const char *str2);