diff --git a/include/interfaces.h b/include/interfaces.h
index cd2026b..abe771d 100755
--- a/include/interfaces.h
+++ b/include/interfaces.h
@@ -3,8 +3,6 @@
 
 #include <QtPlugin>
 
-
-
 struct T_emp
 {
 
@@ -1858,8 +1856,7 @@ public:
         Q_UNUSED(devCond);
     }
 
-    virtual void sys_getDynMachineConditions(uint8_t *leng, uint8_t *data) const {
-        Q_UNUSED(leng);
+    virtual void sys_getDynMachineConditions(void *data) const {
         Q_UNUSED(data);
     }