diff --git a/debian/control b/debian/control
index 1839b07..fd8aa4e 100644
--- a/debian/control
+++ b/debian/control
@@ -4,7 +4,7 @@ Maintainer: Arne Morten Kvarving <arne.morten.kvarving@sintef.no>
 Build-Depends: build-essential, debhelper (>= 9), libboost-filesystem-dev,
                libboost-system-dev, libboost-date-time-dev, libboost-test-dev,
                libsuperlu3-dev (>= 3.0) | libsuperlu-dev (>= 4.3),
-               gfortran, libsuitesparse-dev, libopm-core-dev,
+               gfortran, libsuitesparse-dev,
                libdune-common-dev, libdune-istl-dev, cmake, libtinyxml-dev, bc,
                libecl-dev, git, zlib1g-dev, libtool, libopm-material-dev,
                libopm-grid-dev, libdune-grid-dev, libopm-output-dev,
diff --git a/dune.module b/dune.module
index e0d6d94..d65eec5 100644
--- a/dune.module
+++ b/dune.module
@@ -10,4 +10,4 @@ Label: 2018.04-pre
 Maintainer: arne.morten.kvarving@sintef.no
 MaintainerName: Arne Morten Kvarving
 Url: http://opm-project.org
-Depends: dune-common (>= 2.4) dune-grid (>= 2.4) dune-istl (>= 2.4) opm-parser opm-common opm-grid opm-core
+Depends: dune-common (>= 2.4) dune-grid (>= 2.4) dune-istl (>= 2.4) opm-parser opm-common opm-grid
diff --git a/jenkins/build.sh b/jenkins/build.sh
index df23a44..5e3ed37 100755
--- a/jenkins/build.sh
+++ b/jenkins/build.sh
@@ -6,15 +6,13 @@ upstreams=(opm-common
            opm-parser
            opm-output
            opm-material
-           opm-grid
-           opm-core)
+           opm-grid)
 
 declare -A upstreamRev
 upstreamRev[opm-common]=master
 upstreamRev[libecl]=master
 upstreamRev[opm-parser]=master
 upstreamRev[opm-material]=master
-upstreamRev[opm-core]=master
 upstreamRev[opm-grid]=master
 upstreamRev[opm-output]=master
 
diff --git a/opm-upscaling-prereqs.cmake b/opm-upscaling-prereqs.cmake
index fa87dd8..f28e8e3 100644
--- a/opm-upscaling-prereqs.cmake
+++ b/opm-upscaling-prereqs.cmake
@@ -24,7 +24,6 @@ set (opm-upscaling_DEPS
   "dune-grid REQUIRED"
   "opm-common REQUIRED"
   "opm-grid REQUIRED"
-  "opm-core REQUIRED"
   "opm-output REQUIRED"
   )
 
diff --git a/redhat/opm-upscaling.spec b/redhat/opm-upscaling.spec
index 1ade852..e8b4096 100644
--- a/redhat/opm-upscaling.spec
+++ b/redhat/opm-upscaling.spec
@@ -14,7 +14,7 @@ Url:            http://www.opm-project.org/
 Source0:        https://github.com/OPM/%{name}/archive/release/%{version}/%{tag}.tar.gz#/%{name}-%{version}.tar.gz
 BuildRequires:  blas-devel lapack-devel dune-common-devel opm-grid-devel
 BuildRequires:  git suitesparse-devel doxygen bc opm-parser-devel 
-BuildRequires:  tinyxml-devel dune-istl-devel opm-common-devel opm-core-devel
+BuildRequires:  tinyxml-devel dune-istl-devel opm-common-devel
 BuildRequires:  opm-material-devel ecl-devel opm-output-devel
 BuildRequires: devtoolset-6-toolchain 
 %{?el6:BuildRequires: cmake3 boost148-devel}