diff --git a/CMakeLists_files.cmake b/CMakeLists_files.cmake
index a7c2ca0d..c53f1d52 100644
--- a/CMakeLists_files.cmake
+++ b/CMakeLists_files.cmake
@@ -339,7 +339,6 @@ list (APPEND PUBLIC_HEADER_FILES
 	opm/core/props/BlackoilPhases.hpp
 	opm/core/props/BlackoilPropertiesBasic.hpp
 	opm/core/props/BlackoilPropertiesFromDeck.hpp
-	opm/core/props/BlackoilPropertiesFromDeck_impl.hpp
 	opm/core/props/BlackoilPropertiesInterface.hpp
 	opm/core/props/IncompPropertiesBasic.hpp
 	opm/core/props/IncompPropertiesFromDeck.hpp