diff --git a/deno.jsonc b/deno.jsonc
index 23b9ab0..7f4d742 100644
--- a/deno.jsonc
+++ b/deno.jsonc
@@ -13,7 +13,7 @@
         "indentWidth": 4
     },
     "imports": {
-        "@cross/deepmerge": "jsr:@cross/deepmerge@^0.1.1",
+        "@cross/deepmerge": "jsr:@cross/deepmerge@^0.2.0",
         "@cross/runtime": "jsr:@cross/runtime@^0.0.17",
         "@cross/test": "jsr:@cross/test@^0.0.8",
         "@std/assert": "jsr:@std/assert@^0.219.1"
diff --git a/mod.ts b/mod.ts
index 8dee295..527ec61 100644
--- a/mod.ts
+++ b/mod.ts
@@ -11,7 +11,7 @@ import {
     ValidationError,
     ValidatorFunction,
 } from "./lib/helpers.ts";
-import { deepMerge } from "@cross/deepmerge";
+import { simpleMerge } from "@cross/deepmerge";
 import { getCurrentRuntime } from "@cross/runtime";
 import { loadEnvFile } from "./lib/filehandler.ts";
 export type { EnvOptions, ValidatorFunction } from "./lib/helpers.ts";
@@ -48,7 +48,7 @@ let logWarnings = defaultOptions.logWarnings;
  */
 export async function setupEnv(options?: EnvOptions) {
     if (options) {
-        const mergedOptions = deepMerge({}, defaultOptions, options);
+        const mergedOptions = simpleMerge({}, defaultOptions, options);
 
         throwErrors = mergedOptions.throwErrors!;
         logWarnings = mergedOptions.logWarnings!;