diff --git a/test/boxmodels/1p/Makefile.am b/test/boxmodels/1p/Makefile.am
index 4f7dc1df3fe629a4b4618884f7d192af1968daaa..37b54a153ed5b865fa2e76bb48a7ae95335e9377 100644
--- a/test/boxmodels/1p/Makefile.am
+++ b/test/boxmodels/1p/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_1p
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_1p_SOURCES = test_1p.cc
 test_1p_CXXFLAGS = $(DUNEMPICPPFLAGS)  
diff --git a/test/boxmodels/1p2c/Makefile.am b/test/boxmodels/1p2c/Makefile.am
index 959559d111bbfec326a80164576a748c9f859cc9..c8d0376f870cb901581b203cad25c713916f13da 100644
--- a/test/boxmodels/1p2c/Makefile.am
+++ b/test/boxmodels/1p2c/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_1p2c
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_1p2c_SOURCES = test_1p2c.cc
 
diff --git a/test/boxmodels/2p/Makefile.am b/test/boxmodels/2p/Makefile.am
index 569d0f449b0d17d2fcb670f34e1b09b15b2300b7..02ffb86dc817ad92b00ad8b242214bab8ca44032 100644
--- a/test/boxmodels/2p/Makefile.am
+++ b/test/boxmodels/2p/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_2p
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input CMakeLists.txt
 
 test_2p_SOURCES = test_2p.cc
 
diff --git a/test/boxmodels/2p2c/Makefile.am b/test/boxmodels/2p2c/Makefile.am
index 3810f13ca3ae9c3e3a38c953d529f2fe85a46aa6..5acdf0abf9cbda548062f7869dbaf6e6091b02f8 100644
--- a/test/boxmodels/2p2c/Makefile.am
+++ b/test/boxmodels/2p2c/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_2p2c
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_2p2c_SOURCES = test_2p2c.cc
 
diff --git a/test/boxmodels/2p2cni/Makefile.am b/test/boxmodels/2p2cni/Makefile.am
index 1f33e4651b0eaa08f044cd82c91f13109b3ed811..dc1f1914f8e30e93d700bb3279628fcff508f9b2 100644
--- a/test/boxmodels/2p2cni/Makefile.am
+++ b/test/boxmodels/2p2cni/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_2p2cni
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_2p2cni_SOURCES = test_2p2cni.cc
 
diff --git a/test/boxmodels/2pni/Makefile.am b/test/boxmodels/2pni/Makefile.am
index afd62a4c2f98a3bdb2e863d6cccefe3810a9e139..11103a5c67d3975725e408fc14c3abd6b6358fc7 100644
--- a/test/boxmodels/2pni/Makefile.am
+++ b/test/boxmodels/2pni/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_2pni
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_2pni_SOURCES = test_2pni.cc
 
diff --git a/test/boxmodels/3p3c/Makefile.am b/test/boxmodels/3p3c/Makefile.am
index 2b2d3189d7e9df842c2671907861b3f13fe97c5b..8d4fe42cbc9af8902bcdc2ccea42beb45f1e9946 100644
--- a/test/boxmodels/3p3c/Makefile.am
+++ b/test/boxmodels/3p3c/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_3p3c
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_3p3c_SOURCES = test_3p3c.cc
 
diff --git a/test/boxmodels/3p3cni/Makefile.am b/test/boxmodels/3p3cni/Makefile.am
index e978ce391bccda69c3595a5e5d56a6bb815d0bfe..f1eaf98125f5526a15be290645e4a2680f500c12 100644
--- a/test/boxmodels/3p3cni/Makefile.am
+++ b/test/boxmodels/3p3cni/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_3p3cni
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_3p3cni_SOURCES = test_3p3cni.cc
 
diff --git a/test/boxmodels/mpnc/Makefile.am b/test/boxmodels/mpnc/Makefile.am
index 0a0e02541d9495ab6ec428f9f56b85f877deb099..f8e1be5f203bd2de971276a812e73d09946576dc 100644
--- a/test/boxmodels/mpnc/Makefile.am
+++ b/test/boxmodels/mpnc/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_mpnc
 noinst_HEADERS = *.hh
 
-EXTRA_DIST=*.input CMakeLists.txt grids/*.dgf
+EXTRA_DIST=*reference.vtu *.input CMakeLists.txt grids/*.dgf
 gridsdir=$(datadir)/dumux/grids
 grids_DATA=grids/*.dgf
 
diff --git a/test/boxmodels/richards/Makefile.am b/test/boxmodels/richards/Makefile.am
index 8782996784f0d8045ee38b627ed8fd4b58d37d49..9001a4ba7280ff9ac9f0fd1b325a6438d9a6b0e8 100644
--- a/test/boxmodels/richards/Makefile.am
+++ b/test/boxmodels/richards/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_richards
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_richards_SOURCES = test_richards.cc 
 
diff --git a/test/common/generalproblem/Makefile.am b/test/common/generalproblem/Makefile.am
index 9f5220ae4fdeb5aab534f0986517e5794fa36627..5472003d084b15e073ea8753ec44aa7d0d4cada4 100644
--- a/test/common/generalproblem/Makefile.am
+++ b/test/common/generalproblem/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_generalproblem_2p
 
 noinst_HEADERS = *.hh
-EXTRA_DIST = CMakeLists.txt
+EXTRA_DIST=*reference.vtu CMakeLists.txt
 
 test_generalproblem_2p_SOURCES = test_generalproblem_2p.cc
 
diff --git a/test/decoupled/1p/Makefile.am b/test/decoupled/1p/Makefile.am
index 93cc2dd4a525b4276b893ef94293bd67888f528d..bf0b1dda4de27c7fe8c992ae0dc8eba302109af7 100644
--- a/test/decoupled/1p/Makefile.am
+++ b/test/decoupled/1p/Makefile.am
@@ -2,7 +2,7 @@
 check_PROGRAMS = test_diffusion test_1p
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input CMakeLists.txt
 
 test_diffusion_SOURCES = test_diffusion.cc
 
diff --git a/test/decoupled/2p/Makefile.am b/test/decoupled/2p/Makefile.am
index e554f5c92e7f163305445a707fcbeabd97a7d8e3..f1ea957ebc83353a254f36a35878b36bca30a868 100644
--- a/test/decoupled/2p/Makefile.am
+++ b/test/decoupled/2p/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_impes test_transport
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_impes_SOURCES = test_impes.cc
 
diff --git a/test/decoupled/2p2c/Makefile.am b/test/decoupled/2p2c/Makefile.am
index aa2b09d2b4091e7e3f2d98a775f539eb4060a85d..24ef9a813ddc8690a33b52021b6019efcb8faa42 100644
--- a/test/decoupled/2p2c/Makefile.am
+++ b/test/decoupled/2p2c/Makefile.am
@@ -7,5 +7,5 @@ test_dec2p2c_SOURCES = test_dec2p2c.cc
 
 test_multiphysics2p2c_SOURCES = test_multiphysics2p2c.cc
 
-EXTRA_DIST=*.input CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input CMakeLists.txt
 include $(top_srcdir)/am/global-rules
diff --git a/test/decoupled/2padaptive/Makefile.am b/test/decoupled/2padaptive/Makefile.am
index db11ba982623485303d217bbcae82641126ab097..274a9e2ed69655050451dda1117bf5e8efc69ab5 100644
--- a/test/decoupled/2padaptive/Makefile.am
+++ b/test/decoupled/2padaptive/Makefile.am
@@ -1,7 +1,7 @@
 check_PROGRAMS = test_impesadaptive
 
 noinst_HEADERS = *.hh
-EXTRA_DIST=*.input grids/*.dgf CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input grids/*.dgf CMakeLists.txt
 
 test_impesadaptive_SOURCES = test_impesadaptive.cc
 
diff --git a/test/freeflow/stokes/Makefile.am b/test/freeflow/stokes/Makefile.am
index ca491cf8de3836f3a945b7a181e6a3481d48ed1e..481915901e47232138ae176c0be6df2a570a36ed 100644
--- a/test/freeflow/stokes/Makefile.am
+++ b/test/freeflow/stokes/Makefile.am
@@ -2,6 +2,6 @@ check_PROGRAMS = test_stokes
 
 test_stokes_SOURCES = test_stokes.cc
 
-EXTRA_DIST=*.input CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input CMakeLists.txt
 noinst_HEADERS=*.hh
 include $(top_srcdir)/am/global-rules
diff --git a/test/freeflow/stokes2c/Makefile.am b/test/freeflow/stokes2c/Makefile.am
index f789449f91a081538f2fb471c63965bdafc86331..0a9401ed58241e1ac505ea70cbef75d5fa876be9 100644
--- a/test/freeflow/stokes2c/Makefile.am
+++ b/test/freeflow/stokes2c/Makefile.am
@@ -2,6 +2,6 @@ check_PROGRAMS = test_stokes2c
 
 test_stokes2c_SOURCES = test_stokes2c.cc
 
-EXTRA_DIST=*.input CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input CMakeLists.txt
 noinst_HEADERS=*.hh
 include $(top_srcdir)/am/global-rules
diff --git a/test/freeflow/stokes2cni/Makefile.am b/test/freeflow/stokes2cni/Makefile.am
index f680e355647475367f1cccb3426e6810acc07f86..6e364350c55204bf60283da57941e7c6fd5cb4bd 100644
--- a/test/freeflow/stokes2cni/Makefile.am
+++ b/test/freeflow/stokes2cni/Makefile.am
@@ -2,6 +2,6 @@ check_PROGRAMS = test_stokes2cni
 
 test_stokes2cni_SOURCES = test_stokes2cni.cc
 
-EXTRA_DIST=*.input CMakeLists.txt
+EXTRA_DIST=*reference.vtu *.input CMakeLists.txt
 noinst_HEADERS=*.hh
 include $(top_srcdir)/am/global-rules