diff --git a/ess/lib_tw_elem.py b/ess/lib_tw_elem.py
index 8e4bd9c97e5d093db2b3eb9c80cc3c4bfcc2b048..26b10b05c6651b04b2f1ecef34e45904090a64b5 100644
--- a/ess/lib_tw_elem.py
+++ b/ess/lib_tw_elem.py
@@ -1071,7 +1071,6 @@ class DIAG(ELEM):
         if self.name != "":
             lin = f"{self.name} {self.__diag_type}  "
         if self.name == "":
-            print(self._idx_madx)
             lin = f"ELEM{self._idx_madx}_{self.__diag_name} {self.__diag_type}  "
         lin += f"{self.L} {self.s} 0.0  0.0  0.0  "
         lin += f"CIRCLE  {self.apt * 1e-3} 0.0"