diff --git a/comfy_cli/cmdline.py b/comfy_cli/cmdline.py
index d903efc..6c71c79 100644
--- a/comfy_cli/cmdline.py
+++ b/comfy_cli/cmdline.py
@@ -242,6 +242,10 @@ def install(
             help="Use new fast dependency installer",
         ),
     ] = False,
+    manager_commit: Annotated[
+        Optional[str],
+        typer.Option(help="Specify commit hash for ComfyUI-Manager"),
+    ] = None,
 ):
     check_for_updates()
     checker = EnvChecker()
@@ -279,6 +283,7 @@ def install(
             skip_torch_or_directml=skip_torch_or_directml,
             skip_requirement=skip_requirement,
             fast_deps=fast_deps,
+            manager_commit=manager_commit,
         )
         rprint(f"ComfyUI is installed at: {comfy_path}")
         return None
@@ -346,6 +351,7 @@ def install(
         skip_torch_or_directml=skip_torch_or_directml,
         skip_requirement=skip_requirement,
         fast_deps=fast_deps,
+        manager_commit=manager_commit,
     )
 
     rprint(f"ComfyUI is installed at: {comfy_path}")
diff --git a/comfy_cli/command/install.py b/comfy_cli/command/install.py
index 1ddf16c..4754ed2 100644
--- a/comfy_cli/command/install.py
+++ b/comfy_cli/command/install.py
@@ -157,6 +157,7 @@ def execute(
     skip_manager: bool,
     version: str,
     commit: Optional[str] = None,
+    manager_commit: Optional[str] = None,
     gpu: constants.GPU_OPTION = None,
     cuda_version: constants.CUDAVersion = constants.CUDAVersion.v12_1,
     plat: constants.OS = None,
@@ -238,6 +239,8 @@ def execute(
                 )
             else:
                 subprocess.run(["git", "clone", manager_url, manager_repo_dir], check=True)
+                if manager_commit is not None:
+                    subprocess.run(["git", "checkout", manager_commit], check=True, cwd=manager_repo_dir)
 
             if not fast_deps:
                 pip_install_manager_dependencies(repo_dir)