diff --git a/deadlock_api/main.py b/deadlock_api/main.py
index d40f437..ac65913 100644
--- a/deadlock_api/main.py
+++ b/deadlock_api/main.py
@@ -4,10 +4,11 @@
 
 from discord_webhook import DiscordWebhook
 from fastapi import FastAPI
+from pydantic import TypeAdapter
 from starlette.responses import RedirectResponse, Response
 
 from deadlock_api.models.active_match import ActiveMatch, APIActiveMatch
-from deadlock_api.models.build import APIBuild, Build
+from deadlock_api.models.build import Build
 
 WEBHOOK_URL = "https://discord.com/api/webhooks/1286415194427363380/Bb5mGAqn1yicXzRigxOkyYxZiGsL1AXI-PqxMf7Z7oxqTh4wBsN1oGHThbDGhKNZ9NAC"
 WEBHOOK = DiscordWebhook(url=WEBHOOK_URL)
@@ -21,7 +22,8 @@ class State:
 
 logging.basicConfig(level=logging.INFO)
 
-CACHE_AGE = 30
+CACHE_AGE_ACTIVE_MATCHES = 30
+CACHE_AGE_BUILDS = CACHE_AGE_ACTIVE_MATCHES * 12
 
 app = FastAPI()
 
@@ -32,13 +34,14 @@ def redirect_to_docs():
 
 
 @app.get("/builds")
-def get_builds(response: Response) -> list[Build]:
+def get_builds(response: Response) -> dict[str, list[Build]]:
     last_modified = os.path.getmtime("builds.json")
     cache_time = dynamic_cache_time(last_modified)
     response.headers["Cache-Control"] = f"public, max-age={cache_time}"
     response.headers["Last-Updated"] = str(int(last_modified))
+    ta = TypeAdapter(dict[str, list[Build]])
     with open("builds.json") as f:
-        return APIBuild.model_validate_json(f.read()).results
+        return ta.validate_json(f.read())
 
 
 @app.get("/active-matches")
@@ -54,14 +57,14 @@ def get_active_matches(response: Response) -> list[ActiveMatch]:
 def dynamic_cache_time(last_modified: float) -> int:
     age = time.time() - last_modified
 
-    if age < CACHE_AGE:
+    if age < CACHE_AGE_ACTIVE_MATCHES:
         if APP_STATE.is_up is False:
             WEBHOOK.content = f"Data is now up to date"
             WEBHOOK.execute()
             APP_STATE.is_up = True
-        return int(CACHE_AGE - age)
+        return int(CACHE_AGE_ACTIVE_MATCHES - age)
 
-    if age > 2 * CACHE_AGE:
+    if age > 2 * CACHE_AGE_ACTIVE_MATCHES:
         print("Data is stale")
         if APP_STATE.is_up:
             WEBHOOK.content = f"Data last updated {int(age)} seconds ago"
diff --git a/deadlock_api/models/build.py b/deadlock_api/models/build.py
index 36fa459..84784bd 100644
--- a/deadlock_api/models/build.py
+++ b/deadlock_api/models/build.py
@@ -71,10 +71,3 @@ class Build(BaseModel):
     num_favorites: int
     num_ignores: int
     num_reports: int
-
-
-class APIBuild(BaseModel):
-    model_config = ConfigDict(populate_by_name=True)
-
-    response: int
-    results: list[Build]