diff --git a/apps/common/constants/permission_constants.py b/apps/common/constants/permission_constants.py
index b93c4c1bf..1e0bfc4e1 100644
--- a/apps/common/constants/permission_constants.py
+++ b/apps/common/constants/permission_constants.py
@@ -718,6 +718,22 @@ class PermissionConstants(Enum):
         group=Group.TOOL, operate=Operate.DEBUG, role_list=[RoleConstants.ADMIN],
         parent_group=[SystemGroup.SHARED_TOOL]
     )
+    SHARED_KNOWLEDGE_READ = Permission(
+        group=Group.KNOWLEDGE, operate=Operate.READ, role_list=[RoleConstants.ADMIN],
+        parent_group=[SystemGroup.SHARED_KNOWLEDGE]
+    )
+    SHARED_KNOWLEDGE_CREATE = Permission(
+        group=Group.KNOWLEDGE, operate=Operate.CREATE, role_list=[RoleConstants.ADMIN],
+        parent_group=[SystemGroup.SHARED_KNOWLEDGE]
+    )
+    SHARED_KNOWLEDGE_EDIT = Permission(
+        group=Group.KNOWLEDGE, operate=Operate.EDIT, role_list=[RoleConstants.ADMIN],
+        parent_group=[SystemGroup.SHARED_KNOWLEDGE]
+    )
+    SHARED_KNOWLEDGE_DELETE = Permission(
+        group=Group.KNOWLEDGE, operate=Operate.DELETE, role_list=[RoleConstants.ADMIN],
+        parent_group=[SystemGroup.SHARED_KNOWLEDGE]
+    )
 
     def get_workspace_application_permission(self):
         return lambda r, kwargs: Permission(group=self.value.group, operate=self.value.operate,
diff --git a/apps/knowledge/migrations/0003_knowledge_file_count_limit_alter_document_status_and_more.py b/apps/knowledge/migrations/0003_knowledge_file_count_limit_alter_document_status_and_more.py
new file mode 100644
index 000000000..5d3276900
--- /dev/null
+++ b/apps/knowledge/migrations/0003_knowledge_file_count_limit_alter_document_status_and_more.py
@@ -0,0 +1,29 @@
+# Generated by Django 5.2.1 on 2025-06-06 03:59
+
+import knowledge.models.knowledge
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('knowledge', '0002_alter_document_status_alter_file_source_type_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='knowledge',
+            name='file_count_limit',
+            field=models.IntegerField(default=50, verbose_name='文件数量限制'),
+        ),
+        migrations.AlterField(
+            model_name='document',
+            name='status',
+            field=models.CharField(default=knowledge.models.knowledge.Status.__str__, max_length=20, verbose_name='状态'),
+        ),
+        migrations.AlterField(
+            model_name='paragraph',
+            name='status',
+            field=models.CharField(default=knowledge.models.knowledge.Status.__str__, max_length=20, verbose_name='状态'),
+        ),
+    ]
diff --git a/apps/knowledge/models/knowledge.py b/apps/knowledge/models/knowledge.py
index 28ab0abc7..b60e061dd 100644
--- a/apps/knowledge/models/knowledge.py
+++ b/apps/knowledge/models/knowledge.py
@@ -131,6 +131,7 @@ class Knowledge(AppModelMixin):
     embedding_model = models.ForeignKey(Model, on_delete=models.DO_NOTHING, verbose_name="向量模型",
                                         default=default_model)
     file_size_limit = models.IntegerField(verbose_name="文件大小限制", default=100)
+    file_count_limit = models.IntegerField(verbose_name="文件数量限制", default=50)
     meta = models.JSONField(verbose_name="元数据", default=dict)
 
     class Meta: