diff --git a/modules/identityserver/src/Volo.Abp.IdentityServer.Domain.Shared/Volo/Abp/IdentityServer/Localization/Resources/pt-BR.json b/modules/identityserver/src/Volo.Abp.IdentityServer.Domain.Shared/Volo/Abp/IdentityServer/Localization/Resources/pt-BR.json
new file mode 100644
index 0000000000..8c0353cea3
--- /dev/null
+++ b/modules/identityserver/src/Volo.Abp.IdentityServer.Domain.Shared/Volo/Abp/IdentityServer/Localization/Resources/pt-BR.json
@@ -0,0 +1,8 @@
+{
+  "culture": "pt-BR",
+  "texts": {
+    "Volo.IdentityServer:DuplicateIdentityResourceName": "O nome da Identity Resource já existe: {Name}",
+    "Volo.IdentityServer:DuplicateApiResourceName": "O nome da Api Resource já existe: {Name}",
+    "Volo.IdentityServer:DuplicateClientId": "ClientId já existe: {ClientId}"
+  }
+}
\ No newline at end of file