diff --git a/.github/workflows/nightly-test-nvidia.yml b/.github/workflows/nightly-test-nvidia.yml
index 45afc714c..e99d873c2 100644
--- a/.github/workflows/nightly-test-nvidia.yml
+++ b/.github/workflows/nightly-test-nvidia.yml
@@ -510,7 +510,7 @@ jobs:
           GITHUB_RUN_ID: ${{ github.run_id }}
           GPU_CONFIG: "1-gpu-h100"
 
-        timeout-minutes: 60
+        timeout-minutes: 90
         run: |
           cd python
           python3 sglang/multimodal_gen/test/run_suite.py \
@@ -568,7 +568,7 @@ jobs:
           GITHUB_RUN_ID: ${{ github.run_id }}
           GPU_CONFIG: "2-gpu-h100"
 
-        timeout-minutes: 60
+        timeout-minutes: 90
         run: |
           cd python
           python3 sglang/multimodal_gen/test/run_suite.py \