diff --git a/CMakeLists_files.cmake b/CMakeLists_files.cmake
index 65ec4e49..ab825d8c 100644
--- a/CMakeLists_files.cmake
+++ b/CMakeLists_files.cmake
@@ -408,6 +408,7 @@ list (APPEND PUBLIC_HEADER_FILES
 	opm/core/utility/parameters/tinyxml/tinyxml.h
 	opm/core/utility/PropertySystem.hpp
 	opm/core/utility/share_obj.hpp
+	opm/core/utility/thresholdPressures.hpp
 	opm/core/wells/InjectionSpecification.hpp
 	opm/core/wells/ProductionSpecification.hpp
 	opm/core/wells/WellCollection.hpp