diff --git a/.eslintrc.json b/.eslintrc.json
index 23c7441..57cb341 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -12,6 +12,7 @@
         "globalThis": "readonly"
     },
     "rules": {
+        "prefer-spread": "off",
         "no-console": "off",
         "no-useless-escape": "off",
         "no-undef": "warn",
diff --git a/src/utils/functions.ts b/src/utils/functions.ts
index 8ce61cd..92b7a7d 100644
--- a/src/utils/functions.ts
+++ b/src/utils/functions.ts
@@ -11,7 +11,7 @@ import { NotFound } from './errors.js'
 
 // Thoroughly tested, faster than both spread and concat w/ high No. of items.
 export const fastMerge = <T>(original: T[], args: T[]) => {
-    original.push.apply(args)
+    original.push.apply(original, args)
     return original
 }
 
diff --git a/tests/squaremap/nations.test.ts b/tests/squaremap/nations.test.ts
index fd44e76..f62228d 100644
--- a/tests/squaremap/nations.test.ts
+++ b/tests/squaremap/nations.test.ts
@@ -16,6 +16,6 @@ describe('[Squaremap/Aurora] Nations', () => {
         assertType<Nation | Nation[]>(nation)
 
         expect(nation.name).toBe('Madagascar')
-        console.log(nation)
+        console.log(nation.residents.length)
     })
 })
\ No newline at end of file