diff --git a/Trigger/TrigHypothesis/TrigTauHypo/CMakeLists.txt b/Trigger/TrigHypothesis/TrigTauHypo/CMakeLists.txt
index 98744112fb095822121e78da8657ba0e7f25a07a..1f70c5acf6882e11d272a4c471eaa41dbf398038 100644
--- a/Trigger/TrigHypothesis/TrigTauHypo/CMakeLists.txt
+++ b/Trigger/TrigHypothesis/TrigTauHypo/CMakeLists.txt
@@ -4,7 +4,7 @@
 atlas_subdir( TrigTauHypo )
 
 # External dependencies:
-find_package( ROOT COMPONENTS Core TMathCore Hist )
+find_package( ROOT COMPONENTS Core MathCore Hist )
 
 # Component(s) in the package:
 atlas_add_component( TrigTauHypo