diff --git a/root/tree/CMakeLists.txt b/root/tree/CMakeLists.txt
index 77301a8b96..6763cbe6c6 100644
--- a/root/tree/CMakeLists.txt
+++ b/root/tree/CMakeLists.txt
@@ -1,3 +1 @@
-
-set(excluded_tests fastcloningeventtree)
 ROOTTEST_ADD_TESTDIRS(EXCLUDED_DIRS ${excluded_tests})