diff --git a/models/ShipRole.json b/models/ShipRole.json
index 23d7210..d6c3bb6 100644
--- a/models/ShipRole.json
+++ b/models/ShipRole.json
@@ -1,4 +1,20 @@
 {
   "type": "string",
-  "description": "The registered role of the ship"
+  "description": "The registered role of the ship",
+  "enum": [
+    "FABRICATOR",
+    "HARVESTER",
+    "HAULER",
+    "INTERCEPTOR",
+    "EXCAVATOR",
+    "TRANSPORT",
+    "REPAIR",
+    "SURVEYOR",
+    "COMMAND",
+    "CARRIER",
+    "PATROL",
+    "SATELLITE",
+    "EXPLORER",
+    "REFINERY"
+  ]
 }
\ No newline at end of file
diff --git a/reference/SpaceTraders.json b/reference/SpaceTraders.json
index 042d0c8..f09236b 100644
--- a/reference/SpaceTraders.json
+++ b/reference/SpaceTraders.json
@@ -74,12 +74,7 @@
                       "VOID",
                       "GALACTIC",
                       "QUANTUM",
-                      "DOMINION",
-                      "ASTRO",
-                      "CORSAIRS",
-                      "UNITED",
-                      "SOLITARY",
-                      "COBALT"
+                      "DOMINION"
                     ]
                   },
                   "symbol": {