diff --git a/test/porousmediumflow/co2/implicit/CMakeLists.txt b/test/porousmediumflow/co2/implicit/CMakeLists.txt
index af7116b2f007fda067997410f775a0bcdb3ceecd..b96e7f3bb85e58e39e7bed5d1c7f1ee2d4b096da 100644
--- a/test/porousmediumflow/co2/implicit/CMakeLists.txt
+++ b/test/porousmediumflow/co2/implicit/CMakeLists.txt
@@ -26,19 +26,6 @@ dune_add_test(NAME test_co2_tpfa
                                ${CMAKE_CURRENT_BINARY_DIR}/co2_tpfa-00018.vtu
                        --command "${CMAKE_CURRENT_BINARY_DIR}/test_co2_tpfa test_co2_fv.input -Problem.Name co2_tpfa")
 
-# # restart test (currently disbled because restart is not yet implemented)
-# dune_add_test(NAME test_co2_box_restart
-#               TARGET test_co2_box
-#               COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
-#               CMD_ARGS --script fuzzy
-#                        --files ${CMAKE_SOURCE_DIR}/test/references/co2box-reference.vtu
-#                                ${CMAKE_CURRENT_BINARY_DIR}/heterogeneousbox-00019.vtu
-#                        --command "${CMAKE_CURRENT_BINARY_DIR}/test_co2_box -ParameterFile ${CMAKE_CURRENT_SOURCE_DIR}/test_restartco2.input"
-#                        --zeroThreshold {"porosity":1})
-
-# the restart test has to run after the test that produces the restart file
-# set_tests_properties(test_restartco2 PROPERTIES DEPENDS test_co2_box)
-
 # build target for the CO2 non-isothermal test problem
 dune_add_test(NAME test_co2ni_box
               SOURCES test_co2_fv.cc