diff --git a/opm/parser/eclipse/IntegrationTests/ScheduleCreateFromDeck.cpp b/opm/parser/eclipse/IntegrationTests/ScheduleCreateFromDeck.cpp
index 1249eca5e..c02816dc5 100644
--- a/opm/parser/eclipse/IntegrationTests/ScheduleCreateFromDeck.cpp
+++ b/opm/parser/eclipse/IntegrationTests/ScheduleCreateFromDeck.cpp
@@ -558,3 +558,14 @@ COMPDAT \n\
 }
 
 
+/**
+   This is a deck used in the opm-core wellsManager testing; just be
+   certain we can parse it.
+*/
+BOOST_AUTO_TEST_CASE(OpmCode) {
+    ParserPtr parser(new Parser());
+    boost::filesystem::path scheduleFile("testdata/integration_tests/SCHEDULE/wells_group.data");
+    DeckPtr deck =  parser->parseFile(scheduleFile.string());
+    ScheduleConstPtr sched(new Schedule(deck));
+}
+
diff --git a/testdata/integration_tests/SCHEDULE/wells_group.data b/testdata/integration_tests/SCHEDULE/wells_group.data
new file mode 100644
index 000000000..6390da07a
--- /dev/null
+++ b/testdata/integration_tests/SCHEDULE/wells_group.data
@@ -0,0 +1,69 @@
+RUNSPEC
+
+OIL
+GAS
+WATER
+
+DIMENS
+   10 10  5  /
+
+GRID
+
+DXV
+10*1000.0 /
+
+DYV
+10*1000.0 /
+
+DZV
+10.0 20.0 30.0 10.0 5.0 /
+
+TOPS
+   100*10 /
+
+SCHEDULE
+
+GRUPTREE
+ 'G1' 'FIELD' /
+ 'G2' 'FIELD' /
+/
+
+
+WELSPECS
+    'INJ1' 'G1'    1  1    8335 'GAS'  /
+    'PROD1' 'G2'   10 10    8400 'OIL'  /
+/
+
+TSTEP
+  14.0 /
+/
+
+WELSPECS
+    'INJ2' 'G1'    1  1    8335 'GAS'  /
+    'PROD2' 'G2'   10 10    8400 'OIL'  /
+/
+
+GCONINJE
+'G1' GAS RATE 30000 /
+/
+
+GCONPROD
+'G2' ORAT 10000 /
+/
+
+WCONINJE
+   'INJ1' 'WATER' 'OPEN' 'RESV' 10 20 40 /
+   'INJ2' 'WATER' 'OPEN' 'RESV' 10 20 40 /
+/
+
+WCONPROD
+   'PROD1' 'OPEN' 'RESV' 999  3* 123 100 /
+   'PROD2' 'OPEN' 'RESV' 999  3* 123 100 /
+/
+
+TSTEP
+  3 /
+/
+
+
+END