diff --git a/packages/validation/src/form/i18n.ts b/packages/validation/src/form/i18n.ts
index 39031a182..db53d1e95 100644
--- a/packages/validation/src/form/i18n.ts
+++ b/packages/validation/src/form/i18n.ts
@@ -133,7 +133,7 @@ type CustomErrorKey = keyof TranslationObject["common"]["zod"]["errors"]["custom
 export interface CustomErrorParams<TKey extends CustomErrorKey> {
   i18n: {
     key: TKey;
-    params?: Record<string, unknown>;
+    params: Record<string, unknown>;
   };
 }
 
diff --git a/packages/validation/src/user.ts b/packages/validation/src/user.ts
index 566e43363..65bac9500 100644
--- a/packages/validation/src/user.ts
+++ b/packages/validation/src/user.ts
@@ -30,7 +30,10 @@ const passwordSchema = z
       return passwordRequirements.every((requirement) => requirement.check(value));
     },
     {
-      params: createCustomErrorParams("passwordRequirements"),
+      params: createCustomErrorParams({
+        key: "passwordRequirements",
+        params: {},
+      }),
     },
   );
 
@@ -38,7 +41,10 @@ const confirmPasswordRefine = [
   (data: { password: string; confirmPassword: string }) => data.password === data.confirmPassword,
   {
     path: ["confirmPassword"],
-    params: createCustomErrorParams("passwordsDoNotMatch"),
+    params: createCustomErrorParams({
+      key: "passwordsDoNotMatch",
+      params: {},
+    }),
   },
   // eslint-disable-next-line @typescript-eslint/no-explicit-any
 ] satisfies [(args: any) => boolean, unknown];