diff --git a/src/opm/parser/eclipse/share/keywords/000_Eclipse100/W/WELL_PROBE b/src/opm/parser/eclipse/share/keywords/000_Eclipse100/W/WELL_PROBE
index 3096b8afc..8a3d075b3 100644
--- a/src/opm/parser/eclipse/share/keywords/000_Eclipse100/W/WELL_PROBE
+++ b/src/opm/parser/eclipse/share/keywords/000_Eclipse100/W/WELL_PROBE
@@ -122,6 +122,8 @@
     "WWVIR",
     "WGVPR",
     "WGVIR",
+    "WEIR",
+    "WEIT",
     "WEPR",
     "WEPT",
     "WEFF",