diff --git a/unipressed/id_mapping/types.py b/unipressed/id_mapping/types.py
index 0e89faa..051341a 100644
--- a/unipressed/id_mapping/types.py
+++ b/unipressed/id_mapping/types.py
@@ -67,6 +67,7 @@
     "MGI",
     "MIM",
     "neXtProt",
+    "OpenTargets",
     "Orphanet",
     "PharmGKB",
     "PomBase",
@@ -167,6 +168,7 @@
     "MGI",
     "MIM",
     "neXtProt",
+    "OpenTargets",
     "Orphanet",
     "PharmGKB",
     "PomBase",