diff --git a/.env.test b/.env.test
new file mode 100644
index 0000000..86a0ebb
--- /dev/null
+++ b/.env.test
@@ -0,0 +1 @@
+RELAY_URLS=wss://nostr.kosmos.org
diff --git a/config.ts b/config.ts
index c4e6e36..b9036a4 100644
--- a/config.ts
+++ b/config.ts
@@ -3,16 +3,21 @@ import { parse as parseYaml } from "jsr:@std/yaml";
 import { checkFileExists } from "./utils.ts";
 import { log } from "./log.ts";
 
+const denoEnv = Deno.env.get("DENO_ENV");
 const dirname = Deno.cwd();
 
-await load({ envPath: `${dirname}/.env`, export: true });
+function envAwarePath(path: string): string {
+  return denoEnv ? `${path}.${denoEnv}` : path;
+}
+
+await load({ envPath: envAwarePath(`${dirname}/.env`), export: true });
 
 let userConfigPath: string = "";
 let staticUsers: { [key: string]: string } = {};
 
 const defaultUserConfigPaths = [
-  "/etc/substr/users.yaml",
-  `${dirname}/users.yaml`,
+  envAwarePath("/etc/substr/users.yaml"),
+  envAwarePath(`${dirname}/users.yaml`),
 ];
 
 for (const path of defaultUserConfigPaths) {
diff --git a/users.yaml.test b/users.yaml.test
new file mode 100644
index 0000000..e7eec8b
--- /dev/null
+++ b/users.yaml.test
@@ -0,0 +1,3 @@
+_: b3e1b7c0ef48294bd856203bfd460625de95d3afb894e5f09b14cd1f0e7097cf
+accounts: b3e1b7c1660b7db0ecb93ec55c09e67961171a5c4e9e2602f1b47477ea61c50a
+raucao: 1f79058c77a224e5be226c8f024cacdad4d741855d75ed9f11473ba8eb86e1cb