diff --git a/backend/src/api/controllers/result.ts b/backend/src/api/controllers/result.ts
index 16e1c31d1..dae2d43e4 100644
--- a/backend/src/api/controllers/result.ts
+++ b/backend/src/api/controllers/result.ts
@@ -212,7 +212,8 @@ export async function addResult(
     if (
       !validateResult(
         result,
-        req.headers["client-version"] as string,
+        (req.headers["x-client-version"] ||
+          req.headers["client-version"]) as string,
         JSON.stringify(new UAParser(req.headers["user-agent"]).getResult()),
         user.lbOptOut === true
       )
diff --git a/backend/src/api/routes/index.ts b/backend/src/api/routes/index.ts
index bca77442d..30e6e2963 100644
--- a/backend/src/api/routes/index.ts
+++ b/backend/src/api/routes/index.ts
@@ -66,7 +66,8 @@ function addApiRoutes(app: Application): void {
       }
 
       if (req.path === "/psas") {
-        const clientVersion = req.headers["client-version"];
+        const clientVersion =
+          req.headers["x-client-version"] || req.headers["client-version"];
         recordClientVersion(clientVersion?.toString() ?? "unknown");
       }
 
diff --git a/frontend/src/ts/ape/endpoints/psas.ts b/frontend/src/ts/ape/endpoints/psas.ts
index 9e8065bd5..c97706fa2 100644
--- a/frontend/src/ts/ape/endpoints/psas.ts
+++ b/frontend/src/ts/ape/endpoints/psas.ts
@@ -1,5 +1,3 @@
-import { CLIENT_VERSION } from "../../version";
-
 const BASE_PATH = "/psas";
 
 export default class Psas {
@@ -8,10 +6,6 @@ export default class Psas {
   }
 
   async get(): Ape.EndpointData {
-    return await this.httpClient.get(BASE_PATH, {
-      headers: {
-        "Client-Version": CLIENT_VERSION,
-      },
-    });
+    return await this.httpClient.get(BASE_PATH);
   }
 }
diff --git a/frontend/src/ts/ape/endpoints/results.ts b/frontend/src/ts/ape/endpoints/results.ts
index a26ca99a9..246f8a4c2 100644
--- a/frontend/src/ts/ape/endpoints/results.ts
+++ b/frontend/src/ts/ape/endpoints/results.ts
@@ -1,5 +1,3 @@
-import { CLIENT_VERSION } from "../../version";
-
 const BASE_PATH = "/results";
 
 export default class Results {
@@ -14,7 +12,6 @@ export default class Results {
   async save(result: MonkeyTypes.Result<MonkeyTypes.Mode>): Ape.EndpointData {
     return await this.httpClient.post(BASE_PATH, {
       payload: { result },
-      headers: { "Client-Version": CLIENT_VERSION },
     });
   }