diff --git a/data/ships/diamondback.json b/data/ships/diamondback.json
index 968e80e0..556e7217 100644
--- a/data/ships/diamondback.json
+++ b/data/ships/diamondback.json
@@ -5,7 +5,7 @@
       "name": "Diamondback Scout",
       "manufacturer": "Lakon",
       "class": 1,
-      "cost": 461312,
+      "cost": 461342,
       "speed": 283,
       "boost": 384,
       "agility": 8,
@@ -14,7 +14,7 @@
       "fuelcost": 50,
       "mass": 170
     },
-    "retailCost": 564300,
+    "retailCost": 564330,
     "slots": {
       "common": [
         4,
diff --git a/data/ships/diamondback_explorer.json b/data/ships/diamondback_explorer.json
index 0a72c8c9..59c8e132 100644
--- a/data/ships/diamondback_explorer.json
+++ b/data/ships/diamondback_explorer.json
@@ -5,7 +5,7 @@
       "name": "Diamondback Explorer",
       "manufacturer": "Lakon",
       "class": 1,
-      "cost": 1740931,
+      "cost": 1635691,
       "speed": 242,
       "boost": 316,
       "agility": 5,
@@ -14,7 +14,7 @@
       "fuelcost": 50,
       "mass": 298
     },
-    "retailCost": 2000000,
+    "retailCost": 1894760,
     "slots": {
       "common": [
         4,
diff --git a/data/ships/imperial_courier.json b/data/ships/imperial_courier.json
index 2da53e54..d288b3bd 100644
--- a/data/ships/imperial_courier.json
+++ b/data/ships/imperial_courier.json
@@ -5,7 +5,7 @@
       "name": "Imperial Courier",
       "manufacturer": "Gutamaya",
       "class": 1,
-      "cost": 2481521,
+      "cost": 2481552,
       "speed": 277,
       "boost": 380,
       "agility": 6,
@@ -14,7 +14,7 @@
       "fuelcost": 50,
       "mass": 35
     },
-    "retailCost": 2542900,
+    "retailCost": 2542931,
     "slots": {
       "common": [
         4,