diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0a76c576a..fcd07f49a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -32,6 +32,7 @@
   - persist *models -> hugginface -> token*
   - persist *models -> civitai -> token*
 - **Fixes**  
+  - update torch nightly urls  
   - docs/wiki always use relative links  
   - ui use correct timezone for log display  
   - ui improve settings search behavior  
diff --git a/installer.py b/installer.py
index e96a398a7..aae9a6988 100644
--- a/installer.py
+++ b/installer.py
@@ -564,7 +564,7 @@ def install_cuda():
     log.info('CUDA: nVidia toolkit detected')
     ts('cuda', t_start)
     if args.use_nightly:
-        cmd = os.environ.get('TORCH_COMMAND', 'pip install --pre torch torchvision --index-url https://download.pytorch.org/whl/nightly/cu128 --extra-index-url https://download.pytorch.org/whl/nightly/cu126')
+        cmd = os.environ.get('TORCH_COMMAND', 'pip install --upgrade --pre torch torchvision --index-url https://download.pytorch.org/whl/nightly/cu128 --extra-index-url https://download.pytorch.org/whl/nightly/cu126')
     else:
         cmd = os.environ.get('TORCH_COMMAND', 'torch==2.6.0+cu126 torchvision==0.21.0+cu126 --index-url https://download.pytorch.org/whl/cu126')
     return cmd