diff --git a/cmake/modules/CheckConstexpr.cmake b/cmake/modules/CheckConstexpr.cmake
deleted file mode 100644
index aca53b1b2a8dc056f743f156f41d080230ff2369..0000000000000000000000000000000000000000
--- a/cmake/modules/CheckConstexpr.cmake
+++ /dev/null
@@ -1,7 +0,0 @@
-# check support of constexpr
-CHECK_CXX_SOURCE_COMPILES("
-  int main(void) {
-    constexpr double g = 9.81;
-    return 0; }
-"
-  HAVE_CONSTEXPR)
diff --git a/cmake/modules/DumuxMacros.cmake b/cmake/modules/DumuxMacros.cmake
index 2a3dc11f91ec7c370f3aedb3f3dba2747b9147d0..835e3a85bd96d0841a0fbd41a36a695e849d0c76 100644
--- a/cmake/modules/DumuxMacros.cmake
+++ b/cmake/modules/DumuxMacros.cmake
@@ -1,5 +1,3 @@
-# checks
-include(CheckConstexpr)
 # additional macros
 include(AddInputFileLinks)
 include(DumuxTestMacros)
diff --git a/config.h.cmake b/config.h.cmake
index 7e59db2085f8b51d3cd7d69df1cae9148e63c9c7..df704d7edf09c6c5f5dcfd8dabf4ae1180bbae96 100644
--- a/config.h.cmake
+++ b/config.h.cmake
@@ -28,17 +28,6 @@
 
 /* end private */
 
-/* Define to 1 if dune-pdelab is patched to be usable by DuMuX */
-#cmakedefine DUNE_PDELAB_IS_PATCHED_FOR_DUMUX @DUNE_PDELAB_IS_PATCHED_FOR_DUMUX@
-
-/* Define to 1 if constexpr is supported */
-#cmakedefine HAVE_CONSTEXPR @HAVE_CONSTEXPR@
-
-/* Set 'constexpr' to 'const' if constexpr is not supported */
-#ifndef HAVE_CONSTEXPR
-#define constexpr const
-#endif
-
 /* Define to 1 if gnuplot was found */
 #cmakedefine HAVE_GNUPLOT 1