diff --git a/src/app/tools/tankopedia/components/Options.tsx b/src/app/tools/tankopedia/components/Options.tsx
index c4ec3e29b..8ae5df7a6 100644
--- a/src/app/tools/tankopedia/components/Options.tsx
+++ b/src/app/tools/tankopedia/components/Options.tsx
@@ -75,7 +75,7 @@ export function Options() {
       </Flex>
 
       <Flex>
-        {TIERS.toReversed().map((tier, index) => (
+        {[...TIERS].reverse().map((tier, index) => (
           <Button
             key={tier}
             variant={
@@ -107,7 +107,7 @@ export function Options() {
       </Flex>
 
       <Flex>
-        {TANK_TYPES.toReversed().map((type, index) => (
+        {[...TANK_TYPES].reverse().map((type, index) => (
           <Button
             key={type}
             variant={
diff --git a/src/app/tools/tankopedia/page.tsx b/src/app/tools/tankopedia/page.tsx
index b167c5e59..6f34d505e 100644
--- a/src/app/tools/tankopedia/page.tsx
+++ b/src/app/tools/tankopedia/page.tsx
@@ -99,9 +99,6 @@ export default function Page() {
                         'name',
                         'name_short',
                         'id',
-                        'nation',
-                        'tree_type',
-                        'type',
                       ] satisfies (keyof BlitzkriegTankopediaEntry)[],
                     }).map(({ obj }) => obj),
                   );