diff --git a/app/root.tsx b/app/root.tsx
index a0436da..df9a112 100644
--- a/app/root.tsx
+++ b/app/root.tsx
@@ -131,7 +131,7 @@ export async function loader({
   let data: { [k: string]: string } = {};
 
   if (context.data.current_user) data = { ...context.data.current_user };
-  if (context.env.DSN) data.dsn = context.env.DSN;
+  if (context.env.REMIX_DSN) data.dsn = context.env.REMIX_DSN;
   if (context.data.nonce) data.nonce = context.data.nonce;
   if (context.data.theme) data.theme = context.data.theme;
 
diff --git a/functions/_middleware.ts b/functions/_middleware.ts
index 26c3601..c2ca4a6 100644
--- a/functions/_middleware.ts
+++ b/functions/_middleware.ts
@@ -382,7 +382,7 @@ async function setTheme(context: RequestContext) {
 
 export const onRequest = [
   Sentry.sentryPagesPlugin((context: RequestContext) => ({
-    dsn: context.env.DSN,
+    dsn: context.env.FUNCTIONS_DSN,
     sendDefaultPii: true,
   })),
   setAuth,
diff --git a/functions/api/st.ts b/functions/api/st.ts
index 584e808..a7f978a 100644
--- a/functions/api/st.ts
+++ b/functions/api/st.ts
@@ -8,7 +8,7 @@ export async function onRequestPost(context: RequestContext) {
 
   const { dsn } = JSON.parse(header);
 
-  if (context.env.DSN !== dsn) return jsonError("Bad or no DSN", 400);
+  if (context.env.REMIX_DSN !== dsn) return jsonError("Bad or no DSN", 400);
 
   const sentryUrl = new URL(dsn);