diff --git a/test/freeflow/navierstokes/kovasznay/CMakeLists.txt b/test/freeflow/navierstokes/kovasznay/CMakeLists.txt
index 7c55a4435868471d42577e9113c09966bca4b9cd..b23ba04847fdc2060cb927d920380e0a0adf6833 100644
--- a/test/freeflow/navierstokes/kovasznay/CMakeLists.txt
+++ b/test/freeflow/navierstokes/kovasznay/CMakeLists.txt
@@ -1,5 +1,6 @@
dumux_add_test(NAME test_ff_navierstokes_kovasznay
LABELS freeflow navierstokes
+ TIMEOUT 3600
SOURCES main.cc
CMAKE_GUARD HAVE_UMFPACK
COMPILE_DEFINITIONS UPWINDSCHEMEORDER=1
diff --git a/test/freeflow/navierstokes/sincos/CMakeLists.txt b/test/freeflow/navierstokes/sincos/CMakeLists.txt
index a074cbe6da1111b22110a6a88739a5468d79a9f2..ebf2aae64e1483b832bdfeeedeeb411b5f1dbab3 100644
--- a/test/freeflow/navierstokes/sincos/CMakeLists.txt
+++ b/test/freeflow/navierstokes/sincos/CMakeLists.txt
@@ -18,6 +18,7 @@ dumux_add_test(NAME test_ff_navierstokes_sincos
dumux_add_test(NAME test_ff_navierstokes_sincos_instationary
TARGET test_ff_navierstokes_sincos
LABELS freeflow
+ TIMEOUT 3600
CMAKE_GUARD HAVE_UMFPACK
COMPILE_DEFINITIONS LINEARSOLVER=UMFPackBackend
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
diff --git a/test/freeflow/ransnc/CMakeLists.txt b/test/freeflow/ransnc/CMakeLists.txt
index 6999ece189bd503f58fd98af96e97bb7a6753ba7..2f3ae507580be8848fcae485c99839a92552e85e 100644
--- a/test/freeflow/ransnc/CMakeLists.txt
+++ b/test/freeflow/ransnc/CMakeLists.txt
@@ -86,6 +86,7 @@ target_compile_definitions(test_ff_rans2cni_kepsilon PUBLIC "TYPETAG=FlatPlateNC
dumux_add_test(NAME test_ff_rans2cni_kepsilon_twolayer
TARGET test_ff_rans2cni_kepsilon
LABELS freeflow rans
+ TIMEOUT 3600
CMAKE_GUARD HAVE_UMFPACK
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
@@ -97,6 +98,7 @@ dumux_add_test(NAME test_ff_rans2cni_kepsilon_twolayer
dumux_add_test(NAME test_ff_rans2cni_kepsilon_wallfunction
TARGET test_ff_rans2cni_kepsilon
LABELS freeflow rans
+ TIMEOUT 3600
CMAKE_GUARD HAVE_UMFPACK
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
@@ -110,6 +112,7 @@ dumux_add_test(NAME test_ff_rans2cni_komega
COMPILE_DEFINITIONS TYPETAG=FlatPlateNCNIKOmega
COMPILE_DEFINITIONS NONISOTHERMAL
LABELS freeflow rans
+ TIMEOUT 3600
CMAKE_GUARD HAVE_UMFPACK
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
@@ -122,6 +125,7 @@ dumux_add_test(NAME test_ff_rans2cni_komega
dumux_add_test(NAME test_ff_rans2cni_komega_loadsolution
TARGET test_ff_rans2cni_komega
LABELS freeflow rans loadsolution
+ TIMEOUT 3600
CMAKE_GUARD HAVE_UMFPACK
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
@@ -138,6 +142,7 @@ dumux_add_test(NAME test_ff_rans2cni_lowrekepsilon
SOURCES main.cc
COMPILE_DEFINITIONS TYPETAG=FlatPlateNCNILowReKEpsilon
LABELS freeflow rans
+ TIMEOUT 3600
CMAKE_GUARD HAVE_UMFPACK
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
@@ -151,6 +156,7 @@ dumux_add_test(NAME test_ff_rans2cni_oneeq
SOURCES main.cc
COMPILE_DEFINITIONS TYPETAG=FlatPlateNCNIOneEq
LABELS freeflow rans
+ TIMEOUT 3600
CMAKE_GUARD HAVE_UMFPACK
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
@@ -165,6 +171,7 @@ dumux_add_test(NAME test_ff_rans2cni_zeroeq
SOURCES main.cc
COMPILE_DEFINITIONS TYPETAG=FlatPlateNCNIZeroEq
LABELS freeflow rans
+ TIMEOUT 3600
CMAKE_GUARD HAVE_UMFPACK
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
diff --git a/test/freeflow/shallowwater/bowl/CMakeLists.txt b/test/freeflow/shallowwater/bowl/CMakeLists.txt
index b27caaa6bac20cb4d1cc4f29260965d615ab88bc..3e91f2fe467a106cb4b9d0cdb622fc1194d57927 100644
--- a/test/freeflow/shallowwater/bowl/CMakeLists.txt
+++ b/test/freeflow/shallowwater/bowl/CMakeLists.txt
@@ -3,6 +3,7 @@ dune_symlink_to_source_files(FILES "params.input")
dumux_add_test(NAME test_shallowwater_bowl
SOURCES main.cc
LABELS shallowwater
+ TIMEOUT 3600
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
--files ${CMAKE_SOURCE_DIR}/test/references/test_ff_shallowwater_bowl-reference.vtu
@@ -13,7 +14,7 @@ dumux_add_test(NAME test_shallowwater_bowl
dumux_add_test(NAME test_shallowwater_bowl_parallel
TARGET test_shallowwater_bowl
LABELS shallowwater
- TIMEOUT 1500
+ TIMEOUT 3600
CMAKE_GUARD MPI_FOUND
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
diff --git a/test/multidomain/poromechanics/el2p/CMakeLists.txt b/test/multidomain/poromechanics/el2p/CMakeLists.txt
index 35eab6328f1d183ae495d057b85ebc0228032ac8..f0e1e2f1e6c426164dddd473bd0294c62642a7ae 100644
--- a/test/multidomain/poromechanics/el2p/CMakeLists.txt
+++ b/test/multidomain/poromechanics/el2p/CMakeLists.txt
@@ -4,7 +4,7 @@ dumux_add_test(NAME test_md_poromechanics_el2p
LABELS multidomain poromechanics 2p poroelastic
SOURCES main.cc
CMAKE_GUARD HAVE_UMFPACK
- TIMEOUT 1500
+ TIMEOUT 3600
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
--files ${CMAKE_SOURCE_DIR}/test/references/test_md_poromechanics_el2p_2p-reference.vtu
diff --git a/test/porousmediumflow/2p/boxdfm/CMakeLists.txt b/test/porousmediumflow/2p/boxdfm/CMakeLists.txt
index 3abbc2e2380122da55b690f336c63be9e82d15de..453cc346d29947eb9df553d1e136ceae0e2cbf91 100644
--- a/test/porousmediumflow/2p/boxdfm/CMakeLists.txt
+++ b/test/porousmediumflow/2p/boxdfm/CMakeLists.txt
@@ -31,7 +31,7 @@ dumux_add_test(NAME test_2p_boxdfm_quads_ug
# triangles alu
dumux_add_test(NAME test_2p_boxdfm_trias_alu
LABELS porousmediumflow 2p boxdfm
- TIMEOUT 1500
+ TIMEOUT 3600
SOURCES main.cc
CMAKE_GUARD dune-foamgrid_FOUND
CMAKE_GUARD dune-alugrid_FOUND
@@ -46,7 +46,7 @@ dumux_add_test(NAME test_2p_boxdfm_trias_alu
# triangles ug
dumux_add_test(NAME test_2p_boxdfm_trias_ug
LABELS porousmediumflow 2p boxdfm
- TIMEOUT 1500
+ TIMEOUT 3600
SOURCES main.cc
CMAKE_GUARD dune-uggrid_FOUND
CMAKE_GUARD dune-foamgrid_FOUND
diff --git a/test/porousmediumflow/2p2c/waterair/CMakeLists.txt b/test/porousmediumflow/2p2c/waterair/CMakeLists.txt
index 3a82044b3a8d352c1e6b88a14dd199dc073a2039..71d1536316905a29836ec37904cd790ca257c6dc 100644
--- a/test/porousmediumflow/2p2c/waterair/CMakeLists.txt
+++ b/test/porousmediumflow/2p2c/waterair/CMakeLists.txt
@@ -4,7 +4,7 @@ add_input_file_links(FILES params.input)
dumux_add_test(NAME test_2p2cni_waterair_box
LABELS porousmediumflow 2p2c 2p2cni
SOURCES main.cc
- TIMEOUT 1500
+ TIMEOUT 3600
COMPILE_DEFINITIONS TYPETAG=WaterAirBox
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
@@ -15,7 +15,7 @@ dumux_add_test(NAME test_2p2cni_waterair_box
dumux_add_test(NAME test_2p2cni_waterair_buoyancy_box
LABELS porousmediumflow 2p2c 2p2cni
TARGET test_2p2cni_waterair_box
- TIMEOUT 1500
+ TIMEOUT 3600
COMPILE_DEFINITIONS TYPETAG=WaterAirBox
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy
@@ -26,7 +26,7 @@ dumux_add_test(NAME test_2p2cni_waterair_buoyancy_box
dumux_add_test(NAME test_2p2cni_waterair_tpfa
LABELS porousmediumflow 2p2c 2p2cni
SOURCES main.cc
- TIMEOUT 1500
+ TIMEOUT 3600
COMPILE_DEFINITIONS TYPETAG=WaterAirCCTpfa
COMMAND ${CMAKE_SOURCE_DIR}/bin/testing/runtest.py
CMD_ARGS --script fuzzy