diff --git a/CTestCustom.cmake b/CTestCustom.cmake
index 2a447c56f709511f7b692563b01434ec6756706c..9bc31f8531b508c87a6d4c884958c2f2d5d2b28a 100644
--- a/CTestCustom.cmake
+++ b/CTestCustom.cmake
@@ -44,6 +44,7 @@ set(CTEST_CUSTOM_WARNING_EXCEPTION
         "external/flib_dpb"
 #        "external/flib_dpb_20"
         "external/ipc" 
+        "include/AnalysisTree"
 
         # -- remove intended fall through warnings
         "CbmMcbm2018UnpackerAlgoTof.cxx.*warning: this statement may fall through"
@@ -67,6 +68,9 @@ set(CTEST_CUSTOM_WARNING_EXCEPTION
 
         # -- don't show pragma message warnings
         "Compiling CBM Configuration"
+
+        # -- filter warnings about unused attributes
+        "attribute directive ignored"
   )
 
 # -----------------------------------------------------------