diff --git a/s7-1500/cylinder_control/FB_cylinder_adv.md b/s7-1500/cylinder_control/FB_cylinder_adv.md
index f400ff6..cac3351 100644
--- a/s7-1500/cylinder_control/FB_cylinder_adv.md
+++ b/s7-1500/cylinder_control/FB_cylinder_adv.md
@@ -1,4 +1,4 @@
-
+FUNCTION_BLOCK "FB_Cylinder_Adv"
 { S7_Optimized_Access := 'TRUE' }
 VERSION : 0.2
    VAR_INPUT 
@@ -63,4 +63,4 @@ BEGIN
                   PT := i_tTimeout);
     
     IF s_tonWatchdog.Q THEN q_xError := TRUE; END_IF;
-    IF i_xReset THEN q_xError := FALSE; END_IF;
+    IF i_xReset THEN q_xError := FALSE; END_IF;
\ No newline at end of file