diff --git a/DDTest/CMakeLists.txt b/DDTest/CMakeLists.txt
index f0cd41e0ffa8909b8cbac2b4b9bb4e706016a8af..e58dbdb833404dd496b819c609b5fa321e1f03f9 100644
--- a/DDTest/CMakeLists.txt
+++ b/DDTest/CMakeLists.txt
@@ -97,7 +97,7 @@ if (DD4HEP_USE_GEANT4)
 
       add_test( t_${TEST_NAME} "${CMAKE_INSTALL_PREFIX}/bin/run_test.sh"
         ddsim --compactFile=${CMAKE_INSTALL_PREFIX}/DDDetectors/compact/SiD.xml --runType=batch -N=1
-        --outputFile=testSidIons.root --inputFiles ${TEST_HEPMC3_INPUT_FILE}
+        --outputFile=${TEST_NAME}.root --inputFiles ${TEST_HEPMC3_INPUT_FILE}
         --part.userParticleHandler=)
 
       # Tests causes G4Exception about: Isomer level 9 may be ambiguous, just a warning