diff --git a/src/opm/output/eclipse/Summary.cpp b/src/opm/output/eclipse/Summary.cpp
index a8b1d3e2a..301e2a369 100644
--- a/src/opm/output/eclipse/Summary.cpp
+++ b/src/opm/output/eclipse/Summary.cpp
@@ -641,6 +641,8 @@ static const std::unordered_map< std::string, ofun > funs = {
 
     { "WGPRS", rate< rt::dissolved_gas, producer > },
     { "WGPRF", sub( rate< rt::gas, producer >, rate< rt::dissolved_gas, producer > ) },
+    { "WOPRS", rate< rt::vaporized_oil, producer > },
+    { "WOPRF", sub (rate < rt::oil, producer >, rate< rt::vaporized_oil, producer > )  },
 
     { "WLPR", sum( rate< rt::wat, producer >, rate< rt::oil, producer > ) },
     { "WWPT", mul( rate< rt::wat, producer >, duration ) },
diff --git a/tests/test_Summary.cpp b/tests/test_Summary.cpp
index d1f78faf5..932f3bfd7 100644
--- a/tests/test_Summary.cpp
+++ b/tests/test_Summary.cpp
@@ -304,6 +304,11 @@ BOOST_AUTO_TEST_CASE(well_keywords) {
     BOOST_CHECK_CLOSE( 10.2 - 10.4, ecl_sum_get_well_var( resp, 1, "W_1", "WGPRF" ), 1e-5 );
     BOOST_CHECK_CLOSE( 20.2 - 20.4, ecl_sum_get_well_var( resp, 1, "W_2", "WGPRF" ), 1e-5 );
 
+    BOOST_CHECK_CLOSE( 10.5, ecl_sum_get_well_var( resp, 1, "W_1", "WOPRS" ), 1e-5 );
+    BOOST_CHECK_CLOSE( 20.5, ecl_sum_get_well_var( resp, 1, "W_2", "WOPRS" ), 1e-5 );
+    BOOST_CHECK_CLOSE( (10.1 - 10.5), ecl_sum_get_well_var( resp, 1, "W_1", "WOPRF" ), 1e-5 );
+    BOOST_CHECK_CLOSE( (20.1 - 20.5), ecl_sum_get_well_var( resp, 1, "W_2", "WOPRF" ), 1e-5 );
+
     /* Production totals */
     BOOST_CHECK_CLOSE( 10.0, ecl_sum_get_well_var( resp, 1, "W_1", "WWPT" ), 1e-5 );
     BOOST_CHECK_CLOSE( 20.0, ecl_sum_get_well_var( resp, 1, "W_2", "WWPT" ), 1e-5 );