diff --git a/opm-models-prereqs.cmake b/opm-models-prereqs.cmake
index d696113c09..a7099e13f0 100644
--- a/opm-models-prereqs.cmake
+++ b/opm-models-prereqs.cmake
@@ -13,8 +13,6 @@ set (opm-models_CONFIG_VAR
   HAVE_DUNE_ISTL
   HAVE_DUNE_ALUGRID
   HAVE_DUNE_FEM
-  HAVE_ECL_INPUT
-  HAVE_ECL_OUTPUT
   DUNE_AVOID_CAPABILITIES_IS_PARALLEL_DEPRECATION_WARNING
   )
 
diff --git a/opm/models/blackoil/blackoilfoammodules.hh b/opm/models/blackoil/blackoilfoammodules.hh
index 29de2aa770..f975651585 100644
--- a/opm/models/blackoil/blackoilfoammodules.hh
+++ b/opm/models/blackoil/blackoilfoammodules.hh
@@ -35,12 +35,10 @@
 #include <opm/material/common/Tabulated1DFunction.hpp>
 //#include <opm/material/common/IntervalTabulated2DFunction.hpp>
 
-#if HAVE_ECL_INPUT
 #include <opm/parser/eclipse/Deck/Deck.hpp>
 #include <opm/parser/eclipse/EclipseState/EclipseState.hpp>
 #include <opm/parser/eclipse/EclipseState/Tables/FoamadsTable.hpp>
 #include <opm/parser/eclipse/EclipseState/Tables/FoammobTable.hpp>
-#endif
 
 #include <opm/material/common/Valgrind.hpp>
 #include <opm/material/common/Unused.hpp>
@@ -111,7 +109,6 @@ public:
         Scalar ep_dry = 0.0;     // FOAMFSW
     };
 
-#if HAVE_ECL_INPUT
     /*!
      * \brief Initialize all internal data structures needed by the foam module
      */
@@ -203,7 +200,6 @@ public:
             gasMobilityMultiplierTable_[pvtReg].setXYContainers(conc, mobMult);
         }
     }
-#endif
 
     /*!
      * \brief Specify the number of saturation regions.
diff --git a/opm/models/blackoil/blackoilpolymermodules.hh b/opm/models/blackoil/blackoilpolymermodules.hh
index 145a684d7a..ca676a27ad 100644
--- a/opm/models/blackoil/blackoilpolymermodules.hh
+++ b/opm/models/blackoil/blackoilpolymermodules.hh
@@ -35,7 +35,6 @@
 #include <opm/material/common/Tabulated1DFunction.hpp>
 #include <opm/material/common/IntervalTabulated2DFunction.hpp>
 
-#if HAVE_ECL_INPUT
 #include <opm/parser/eclipse/Deck/Deck.hpp>
 #include <opm/parser/eclipse/EclipseState/EclipseState.hpp>
 #include <opm/parser/eclipse/EclipseState/Tables/PlyadsTable.hpp>
@@ -43,7 +42,6 @@
 #include <opm/parser/eclipse/EclipseState/Tables/PlyrockTable.hpp>
 #include <opm/parser/eclipse/EclipseState/Tables/PlyshlogTable.hpp>
 #include <opm/parser/eclipse/EclipseState/Tables/PlyviscTable.hpp>
-#endif
 
 #include <opm/material/common/Valgrind.hpp>
 #include <opm/material/common/Unused.hpp>
@@ -111,7 +109,6 @@ public:
         Scalar kappa;
     };
 
-#if HAVE_ECL_INPUT
     /*!
      * \brief Initialize all internal data structures needed by the polymer module
      */
@@ -364,7 +361,6 @@ public:
             }
         }
     }
-#endif
 
     /*!
      * \brief Specify the number of satuation regions.
diff --git a/opm/models/blackoil/blackoilsolventmodules.hh b/opm/models/blackoil/blackoilsolventmodules.hh
index 573ed6b9d0..8f0e73037e 100644
--- a/opm/models/blackoil/blackoilsolventmodules.hh
+++ b/opm/models/blackoil/blackoilsolventmodules.hh
@@ -35,7 +35,6 @@
 #include <opm/material/fluidsystems/blackoilpvt/SolventPvt.hpp>
 #include <opm/material/common/Tabulated1DFunction.hpp>
 
-#if HAVE_ECL_INPUT
 #include <opm/parser/eclipse/Deck/Deck.hpp>
 #include <opm/parser/eclipse/EclipseState/EclipseState.hpp>
 #include <opm/parser/eclipse/EclipseState/Tables/SsfnTable.hpp>
@@ -46,7 +45,6 @@
 #include <opm/parser/eclipse/EclipseState/Tables/SorwmisTable.hpp>
 #include <opm/parser/eclipse/EclipseState/Tables/SgcwmisTable.hpp>
 #include <opm/parser/eclipse/EclipseState/Tables/TlpmixpaTable.hpp>
-#endif
 
 #include <opm/material/common/Valgrind.hpp>
 #include <opm/material/common/Unused.hpp>
@@ -92,7 +90,6 @@ class BlackOilSolventModule
 
 
 public:
-#if HAVE_ECL_INPUT
     /*!
      * \brief Initialize all internal data structures needed by the solvent module
      */
@@ -347,7 +344,6 @@ public:
             }
         }
     }
-#endif
 
     /*!
      * \brief Specify the number of satuation regions.