diff --git a/Projects/Athena/package_filters.txt b/Projects/Athena/package_filters.txt
index d52c8479ca1c32edd2ccd6ca8b632f1cd328741f..9f696a894ef5d094fc8c666ecbccacd1b238b4eb 100644
--- a/Projects/Athena/package_filters.txt
+++ b/Projects/Athena/package_filters.txt
@@ -62,3 +62,7 @@
 # Old packages that don't work with AthenaMT
 - LArCalorimeter/LArSim
 - PhysicsAnalysis/HiggsPhys/HSG5/HSG5DPDUtils
+
+# remove unused mdt calibration package 
+- MuonSpectrometer/MuonCalib/MdtCalib/MdtCalibITools
+