diff --git a/api/models/model.py b/api/models/model.py
index 6cfcc2859d..b6f2751a72 100644
--- a/api/models/model.py
+++ b/api/models/model.py
@@ -70,6 +70,7 @@ class AppMode(StrEnum):
 class IconType(StrEnum):
     IMAGE = auto()
     EMOJI = auto()
+    LINK = auto()
 
 
 class App(Base):
@@ -81,7 +82,7 @@ class App(Base):
     name: Mapped[str] = mapped_column(String(255))
     description: Mapped[str] = mapped_column(LongText, default=sa.text("''"))
     mode: Mapped[str] = mapped_column(String(255))
-    icon_type: Mapped[str | None] = mapped_column(String(255))  # image, emoji
+    icon_type: Mapped[str | None] = mapped_column(String(255))  # image, emoji, link
     icon = mapped_column(String(255))
     icon_background: Mapped[str | None] = mapped_column(String(255))
     app_model_config_id = mapped_column(StringUUID, nullable=True)
diff --git a/api/services/app_dsl_service.py b/api/services/app_dsl_service.py
index deba0b79e8..acd2a25a86 100644
--- a/api/services/app_dsl_service.py
+++ b/api/services/app_dsl_service.py
@@ -32,7 +32,7 @@ from extensions.ext_redis import redis_client
 from factories import variable_factory
 from libs.datetime_utils import naive_utc_now
 from models import Account, App, AppMode
-from models.model import AppModelConfig
+from models.model import AppModelConfig, IconType
 from models.workflow import Workflow
 from services.plugin.dependencies_analysis import DependenciesAnalysisService
 from services.workflow_draft_variable_service import WorkflowDraftVariableService
@@ -428,10 +428,10 @@ class AppDslService:
 
         # Set icon type
         icon_type_value = icon_type or app_data.get("icon_type")
-        if icon_type_value in ["emoji", "link", "image"]:
+        if icon_type_value in [IconType.EMOJI.value, IconType.IMAGE.value, IconType.LINK.value]:
             icon_type = icon_type_value
         else:
-            icon_type = "emoji"
+            icon_type = IconType.EMOJI.value
         icon = icon or str(app_data.get("icon", ""))
 
         if app:
diff --git a/api/tests/unit_tests/models/test_app_models.py b/api/tests/unit_tests/models/test_app_models.py
index e35788660d..8be2eea121 100644
--- a/api/tests/unit_tests/models/test_app_models.py
+++ b/api/tests/unit_tests/models/test_app_models.py
@@ -114,7 +114,7 @@ class TestAppModelValidation:
     def test_icon_type_validation(self):
         """Test icon type enum values."""
         # Assert
-        assert {t.value for t in IconType} == {"image", "emoji"}
+        assert {t.value for t in IconType} == {"image", "emoji", "link"}
 
     def test_app_desc_or_prompt_with_description(self):
         """Test desc_or_prompt property when description exists."""
diff --git a/web/types/app.ts b/web/types/app.ts
index eb1b29bb60..c8c409a22c 100644
--- a/web/types/app.ts
+++ b/web/types/app.ts
@@ -316,7 +316,7 @@ export type SiteConfig = {
   use_icon_as_answer_icon: boolean
 }
 
-export type AppIconType = 'image' | 'emoji'
+export type AppIconType = 'image' | 'emoji' | 'link'
 
 /**
  * App