diff --git a/HLT/Trigger/TrigControl/TrigCommon/CMakeLists.txt b/HLT/Trigger/TrigControl/TrigCommon/CMakeLists.txt
index f449aaaf3a836508fc3f8ea2a07e8ac411610d8e..e042bad54e1a3c244d2a147706d5cd03cbdde0a2 100644
--- a/HLT/Trigger/TrigControl/TrigCommon/CMakeLists.txt
+++ b/HLT/Trigger/TrigControl/TrigCommon/CMakeLists.txt
@@ -21,7 +21,8 @@ atlas_add_test( flake8
 # Tests:
 atlas_add_test( test_AthHLT
    SCRIPT python ${CMAKE_CURRENT_SOURCE_DIR}/python/AthHLT.py
-   POST_EXEC_SCRIPT nopost.sh )
+   POST_EXEC_SCRIPT nopost.sh
+   PROPERTIES TIMEOUT 300 )
 
 #atlas_add_test( athenaHLT_jo_noopts
 #   SCRIPT ${CMAKE_CURRENT_SOURCE_DIR}/share/test_athenaHLT.sh dummy.py)