diff --git a/backend/open_webui/routers/retrieval.py b/backend/open_webui/routers/retrieval.py
index 77f04a4be..ff61f2cea 100644
--- a/backend/open_webui/routers/retrieval.py
+++ b/backend/open_webui/routers/retrieval.py
@@ -392,6 +392,7 @@ async def get_rag_config(request: Request, user=Depends(get_admin_user)):
                 "exa_api_key": request.app.state.config.EXA_API_KEY,
                 "result_count": request.app.state.config.RAG_WEB_SEARCH_RESULT_COUNT,
                 "concurrent_requests": request.app.state.config.RAG_WEB_SEARCH_CONCURRENT_REQUESTS,
+                "domain_filter_list": request.app.state.config.RAG_WEB_SEARCH_DOMAIN_FILTER_LIST,
             },
         },
     }
@@ -441,6 +442,7 @@ class WebSearchConfig(BaseModel):
     exa_api_key: Optional[str] = None
     result_count: Optional[int] = None
     concurrent_requests: Optional[int] = None
+    domain_filter_list: Optional[List[str]] = []
 
 
 class WebConfig(BaseModel):
@@ -553,6 +555,9 @@ async def update_rag_config(
         request.app.state.config.RAG_WEB_SEARCH_CONCURRENT_REQUESTS = (
             form_data.web.search.concurrent_requests
         )
+        request.app.state.config.RAG_WEB_SEARCH_DOMAIN_FILTER_LIST = (
+            form_data.web.search.domain_filter_list
+        )
 
     return {
         "status": True,
@@ -599,6 +604,7 @@ async def update_rag_config(
                 "exa_api_key": request.app.state.config.EXA_API_KEY,
                 "result_count": request.app.state.config.RAG_WEB_SEARCH_RESULT_COUNT,
                 "concurrent_requests": request.app.state.config.RAG_WEB_SEARCH_CONCURRENT_REQUESTS,
+                "domain_filter_list": request.app.state.config.RAG_WEB_SEARCH_DOMAIN_FILTER_LIST,
             },
         },
     }
diff --git a/src/lib/components/admin/Settings/WebSearch.svelte b/src/lib/components/admin/Settings/WebSearch.svelte
index b2accbf1d..927086d5d 100644
--- a/src/lib/components/admin/Settings/WebSearch.svelte
+++ b/src/lib/components/admin/Settings/WebSearch.svelte
@@ -34,6 +34,14 @@
 	let youtubeProxyUrl = '';
 
 	const submitHandler = async () => {
+		// Convert domain filter string to array before sending
+		if (webConfig?.search?.domain_filter_list) {
+			webConfig.search.domain_filter_list = webConfig.search.domain_filter_list
+				.split(',')
+				.map(domain => domain.trim())
+				.filter(domain => domain.length > 0);
+		}
+
 		const res = await updateRAGConfig(localStorage.token, {
 			web: webConfig,
 			youtube: {
@@ -49,6 +57,10 @@
 
 		if (res) {
 			webConfig = res.web;
+			// Convert array back to comma-separated string for display
+			if (webConfig?.search?.domain_filter_list) {
+				webConfig.search.domain_filter_list = webConfig.search.domain_filter_list.join(', ');
+			}
 
 			youtubeLanguage = res.youtube.language.join(',');
 			youtubeTranslation = res.youtube.translation;
@@ -334,6 +346,18 @@
 							/>
 						</div>
 					</div>
+
+					<div class="mt-2">
+						<div class=" self-center text-xs font-medium mb-1">
+							{$i18n.t('Domain Filter List')}
+						</div>
+
+						<input
+							class="w-full rounded-lg py-2 px-4 text-sm bg-gray-50 dark:text-gray-300 dark:bg-gray-850 outline-none"
+							placeholder={$i18n.t('Enter domains separated by commas (e.g., example.com,site.org)')}
+							bind:value={webConfig.search.domain_filter_list}
+						/>
+					</div>
 				{/if}
 			</div>