diff --git a/opm/parser/eclipse/Parser/tests/ParserTests.cpp b/opm/parser/eclipse/Parser/tests/ParserTests.cpp
index 06891c549..233745dc1 100644
--- a/opm/parser/eclipse/Parser/tests/ParserTests.cpp
+++ b/opm/parser/eclipse/Parser/tests/ParserTests.cpp
@@ -288,8 +288,8 @@ BOOST_AUTO_TEST_CASE( PATHS_has_global_scope ) {
     ParseContext parseContext;
 
     parseContext.update( ParseContext::PARSE_MISSING_INCLUDE , Opm::InputError::THROW_EXCEPTION);
-    parser.parseFile( "testdata/parser/PATHSInInclude.data", parseContext );
-    BOOST_CHECK(parser.hasKeyword("OIL"));
+    const auto deck = parser.parseFile( "testdata/parser/PATHSInInclude.data", parseContext );
+    BOOST_CHECK(deck.hasKeyword("OIL"));
     BOOST_CHECK_THROW( parser.parseFile( "testdata/parser/PATHSInIncludeInvalid.data", ParseContext() ), std::invalid_argument );
 }
 
@@ -298,8 +298,8 @@ BOOST_AUTO_TEST_CASE( PATHS_with_backslashes ) {
     ParseContext parseContext;
 
     parseContext.update( ParseContext::PARSE_MISSING_INCLUDE , Opm::InputError::THROW_EXCEPTION);
-    parser.parseFile( "testdata/parser/PATHSWithBackslashes.data", parseContext );
-    BOOST_CHECK(parser.hasKeyword("OIL"));
+    const auto deck = parser.parseFile( "testdata/parser/PATHSWithBackslashes.data", parseContext );
+    BOOST_CHECK(deck.hasKeyword("OIL"));
 }
 
 BOOST_AUTO_TEST_CASE( handle_empty_title ) {