diff --git a/opm/input/eclipse/Schedule/UDQ/UDQExpression.hpp b/opm/input/eclipse/Schedule/UDQ/UDQExpression.hpp
deleted file mode 100644
index 0d185d36c..000000000
--- a/opm/input/eclipse/Schedule/UDQ/UDQExpression.hpp
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
-  Copyright 2018 Statoil ASA.
-
-  This file is part of the Open Porous Media project (OPM).
-
-  OPM is free software: you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation, either version 3 of the License, or
-  (at your option) any later version.
-
-  OPM is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-
-#ifndef UDQ_EXPRESSION_HPP_
-#define UDQ_EXPRESSION_HPP_
-
-#include <vector>
-
-#include <opm/input/eclipse/Deck/DeckRecord.hpp>
-#include <opm/input/eclipse/Schedule/UDQ/UDQEnums.hpp>
-
-
-namespace Opm {
-
-
-    class UDQExpression {
-    public:
-        UDQExpression(UDQAction action, const std::string& keyword, const std::vector<std::string>& data);
-        explicit UDQExpression(const DeckRecord& expression);
-        const std::vector<std::string>& tokens() const;
-        UDQAction action() const;
-        const std::string& keyword() const;
-    private:
-        UDQAction m_action;
-        std::string m_keyword;
-        UDQVarType m_var_type;
-        std::vector<std::string> data;
-    };
-}
-
-
-
-#endif