diff --git a/gui/builtinContextMenus/moduleAmmoChange.py b/gui/builtinContextMenus/moduleAmmoChange.py
index 51e49cce3..7e3c72b84 100644
--- a/gui/builtinContextMenus/moduleAmmoChange.py
+++ b/gui/builtinContextMenus/moduleAmmoChange.py
@@ -28,10 +28,10 @@ class ChangeModuleAmmo(ContextMenuCombined):
             'kinetic': _t('Kinetic'),
             'mixed': _t('Mixed')}
         self.oreChargeCatTrans = OrderedDict([
-            ('a1', _t('Asteroid Common')),
-            ('a2', _t('Asteroid Uncommon')),
-            ('a3', _t('Asteroid Rare')),
-            ('a4', _t('Asteroid Premium')),
+            ('a1', _t('Asteroid Simple')),
+            ('a2', _t('Asteroid Coherent')),
+            ('a3', _t('Asteroid Variegated')),
+            ('a4', _t('Asteroid Complex')),
             ('a5', _t('Asteroid Abyssal')),
             ('a6', _t('Asteroid Mercoxit')),
             ('r4', _t('Moon Ubiquitous')),
diff --git a/service/conversions/releaseDec2021.py b/service/conversions/releaseDec2021.py
index aa47a3a93..97730d696 100644
--- a/service/conversions/releaseDec2021.py
+++ b/service/conversions/releaseDec2021.py
@@ -1,17 +1,22 @@
 CONVERSIONS = {
     # Renamed items
-    'Mercoxit Mining Crystal I': 'Mercoxit Asteroid Mining Crystal Type A I',
-    'Mercoxit Mining Crystal II': 'Mercoxit Asteroid Mining Crystal Type A II',
-    'Ubiquitous Moon Ore Mining Crystal I': 'Ubiquitous Moon Mining Crystal Type A I',
-    'Ubiquitous Moon Ore Mining Crystal II': 'Ubiquitous Moon Mining Crystal Type A II',
-    'Common Moon Ore Mining Crystal I': 'Common Moon Mining Crystal Type A I',
-    'Common Moon Ore Mining Crystal II': 'Common Moon Mining Crystal Type A II',
-    'Uncommon Moon Ore Mining Crystal I': 'Uncommon Moon Mining Crystal Type A I',
-    'Uncommon Moon Ore Mining Crystal II': 'Uncommon Moon Mining Crystal Type A II',
-    'Rare Moon Ore Mining Crystal I': 'Rare Moon Mining Crystal Type A I',
-    'Rare Moon Ore Mining Crystal II': 'Rare Moon Mining Crystal Type A II',
-    'Exceptional Moon Ore Mining Crystal I': 'Exceptional Moon Mining Crystal Type A I',
-    'Exceptional Moon Ore Mining Crystal II': 'Exceptional Moon Mining Crystal Type A II',
-    'Industrial Core I': 'Capital Industrial Core I',
-    'Industrial Core II': 'Capital Industrial Core II',
+    "Gas Cloud Harvester I": "Gas Cloud Scoop I",
+    "Gas Cloud Harvester II": "Gas Cloud Scoop II",
+    "'Crop' Gas Cloud Harvester": "'Crop' Gas Cloud Scoop",
+    "'Plow' Gas Cloud Harvester": "'Plow' Gas Cloud Scoop",
+    "Syndicate Gas Cloud Harvester": "Syndicate Gas Cloud Scoop",
+    "Mercoxit Mining Crystal I": "Mercoxit Asteroid Mining Crystal Type A I",
+    "Mercoxit Mining Crystal II": "Mercoxit Asteroid Mining Crystal Type A II",
+    "Ubiquitous Moon Ore Mining Crystal I": "Ubiquitous Moon Mining Crystal Type A I",
+    "Ubiquitous Moon Ore Mining Crystal II": "Ubiquitous Moon Mining Crystal Type A II",
+    "Common Moon Ore Mining Crystal I": "Common Moon Mining Crystal Type A I",
+    "Common Moon Ore Mining Crystal II": "Common Moon Mining Crystal Type A II",
+    "Uncommon Moon Ore Mining Crystal I": "Uncommon Moon Mining Crystal Type A I",
+    "Uncommon Moon Ore Mining Crystal II": "Uncommon Moon Mining Crystal Type A II",
+    "Rare Moon Ore Mining Crystal I": "Rare Moon Mining Crystal Type A I",
+    "Rare Moon Ore Mining Crystal II": "Rare Moon Mining Crystal Type A II",
+    "Exceptional Moon Ore Mining Crystal I": "Exceptional Moon Mining Crystal Type A I",
+    "Exceptional Moon Ore Mining Crystal II": "Exceptional Moon Mining Crystal Type A II",
+    "Industrial Core I": "Capital Industrial Core I",
+    "Industrial Core II": "Capital Industrial Core II",
 }