diff --git a/tools/ci_build/github/azure-pipelines/templates/web-ci.yml b/tools/ci_build/github/azure-pipelines/templates/web-ci.yml
index 1540dc6f9d..d82038bc06 100644
--- a/tools/ci_build/github/azure-pipelines/templates/web-ci.yml
+++ b/tools/ci_build/github/azure-pipelines/templates/web-ci.yml
@@ -85,7 +85,7 @@ stages:
         ExtraBuildArgs: '$(ExtraBuildArgs)'
         PoolName: ${{ parameters.PoolName }}
         SkipPublish: true
-        TimeoutInMinutes: 180
+        TimeoutInMinutes: 270
 
 - stage: Build_web_Release
   dependsOn: Build_wasm_Release