diff --git a/opm/models/flash/flashboundaryratevector.hh b/opm/models/flash/flashboundaryratevector.hh
index c932dc995..ef730d6d8 100644
--- a/opm/models/flash/flashboundaryratevector.hh
+++ b/opm/models/flash/flashboundaryratevector.hh
@@ -28,8 +28,6 @@
 #ifndef EWOMS_FLASH_BOUNDARY_RATE_VECTOR_HH
 #define EWOMS_FLASH_BOUNDARY_RATE_VECTOR_HH
 
-#include "flashproperties.hh"
-
 #include <opm/models/common/energymodule.hh>
 #include <opm/material/common/Valgrind.hpp>
 
diff --git a/opm/models/flash/flashextensivequantities.hh b/opm/models/flash/flashextensivequantities.hh
index 344e8c66d..c5dbec2af 100644
--- a/opm/models/flash/flashextensivequantities.hh
+++ b/opm/models/flash/flashextensivequantities.hh
@@ -28,8 +28,6 @@
 #ifndef EWOMS_FLASH_EXTENSIVE_QUANTITIES_HH
 #define EWOMS_FLASH_EXTENSIVE_QUANTITIES_HH
 
-#include "flashproperties.hh"
-
 #include <opm/models/common/multiphasebaseextensivequantities.hh>
 #include <opm/models/common/energymodule.hh>
 #include <opm/models/common/diffusionmodule.hh>
diff --git a/opm/models/flash/flashindices.hh b/opm/models/flash/flashindices.hh
index ebc9d0762..ead04c224 100644
--- a/opm/models/flash/flashindices.hh
+++ b/opm/models/flash/flashindices.hh
@@ -28,7 +28,6 @@
 #ifndef EWOMS_FLASH_INDICES_HH
 #define EWOMS_FLASH_INDICES_HH
 
-#include "flashproperties.hh"
 #include <opm/models/common/energymodule.hh>
 
 namespace Opm {
diff --git a/opm/models/flash/flashlocalresidual.hh b/opm/models/flash/flashlocalresidual.hh
index 24a01053b..bfec905a6 100644
--- a/opm/models/flash/flashlocalresidual.hh
+++ b/opm/models/flash/flashlocalresidual.hh
@@ -28,7 +28,6 @@
 #ifndef EWOMS_FLASH_LOCAL_RESIDUAL_HH
 #define EWOMS_FLASH_LOCAL_RESIDUAL_HH
 
-#include "flashproperties.hh"
 
 #include <opm/models/common/diffusionmodule.hh>
 #include <opm/models/common/energymodule.hh>
diff --git a/opm/models/flash/flashprimaryvariables.hh b/opm/models/flash/flashprimaryvariables.hh
index 98b980818..25141552b 100644
--- a/opm/models/flash/flashprimaryvariables.hh
+++ b/opm/models/flash/flashprimaryvariables.hh
@@ -29,7 +29,6 @@
 #define EWOMS_FLASH_PRIMARY_VARIABLES_HH
 
 #include "flashindices.hh"
-#include "flashproperties.hh"
 
 #include <opm/models/discretization/common/fvbaseprimaryvariables.hh>
 #include <opm/models/common/energymodule.hh>