diff --git a/firmware/util/math/efi_pid.h b/firmware/util/math/efi_pid.h
index 499dbf14b2..f8c0a8075f 100644
--- a/firmware/util/math/efi_pid.h
+++ b/firmware/util/math/efi_pid.h
@@ -126,14 +126,3 @@ public:
 private:
 	float limitOutput(float v) const;
 };
-
-
-// todo: composition instead of inheritance? :(
-class PidWithParameters : public Pid {
-public:
-	pid_s parametersStorage;
-
-	PidWithParameters() {
-		initPidClass(&parametersStorage);
-	}
-};