diff --git a/.scripts/source/start_app.py b/.scripts/source/start_app.py
index 557fe4e7..dfe5cde2 100644
--- a/.scripts/source/start_app.py
+++ b/.scripts/source/start_app.py
@@ -244,7 +244,7 @@ def run(self, backend_args=None):
                 for cmd, desc in [("npm install", "install"), ("npm run build", "build")]:
                     print(f"Running npm {desc}...")
                     result = subprocess.run(
-                        cmd.split(), cwd=frontend_dir, capture_output=True, text=True
+                        cmd, cwd=frontend_dir, capture_output=True, text=True, shell=True
                     )
                     if result.returncode != 0:
                         print(f"npm {desc} failed: {result.stderr}")
diff --git a/agent-langgraph-advanced/scripts/start_app.py b/agent-langgraph-advanced/scripts/start_app.py
index 557fe4e7..dfe5cde2 100644
--- a/agent-langgraph-advanced/scripts/start_app.py
+++ b/agent-langgraph-advanced/scripts/start_app.py
@@ -244,7 +244,7 @@ def run(self, backend_args=None):
                 for cmd, desc in [("npm install", "install"), ("npm run build", "build")]:
                     print(f"Running npm {desc}...")
                     result = subprocess.run(
-                        cmd.split(), cwd=frontend_dir, capture_output=True, text=True
+                        cmd, cwd=frontend_dir, capture_output=True, text=True, shell=True
                     )
                     if result.returncode != 0:
                         print(f"npm {desc} failed: {result.stderr}")
diff --git a/agent-langgraph/scripts/start_app.py b/agent-langgraph/scripts/start_app.py
index 557fe4e7..dfe5cde2 100644
--- a/agent-langgraph/scripts/start_app.py
+++ b/agent-langgraph/scripts/start_app.py
@@ -244,7 +244,7 @@ def run(self, backend_args=None):
                 for cmd, desc in [("npm install", "install"), ("npm run build", "build")]:
                     print(f"Running npm {desc}...")
                     result = subprocess.run(
-                        cmd.split(), cwd=frontend_dir, capture_output=True, text=True
+                        cmd, cwd=frontend_dir, capture_output=True, text=True, shell=True
                     )
                     if result.returncode != 0:
                         print(f"npm {desc} failed: {result.stderr}")
diff --git a/agent-migration-from-model-serving/scripts/start_app.py b/agent-migration-from-model-serving/scripts/start_app.py
index 557fe4e7..dfe5cde2 100644
--- a/agent-migration-from-model-serving/scripts/start_app.py
+++ b/agent-migration-from-model-serving/scripts/start_app.py
@@ -244,7 +244,7 @@ def run(self, backend_args=None):
                 for cmd, desc in [("npm install", "install"), ("npm run build", "build")]:
                     print(f"Running npm {desc}...")
                     result = subprocess.run(
-                        cmd.split(), cwd=frontend_dir, capture_output=True, text=True
+                        cmd, cwd=frontend_dir, capture_output=True, text=True, shell=True
                     )
                     if result.returncode != 0:
                         print(f"npm {desc} failed: {result.stderr}")
diff --git a/agent-openai-advanced/scripts/start_app.py b/agent-openai-advanced/scripts/start_app.py
index 557fe4e7..dfe5cde2 100644
--- a/agent-openai-advanced/scripts/start_app.py
+++ b/agent-openai-advanced/scripts/start_app.py
@@ -244,7 +244,7 @@ def run(self, backend_args=None):
                 for cmd, desc in [("npm install", "install"), ("npm run build", "build")]:
                     print(f"Running npm {desc}...")
                     result = subprocess.run(
-                        cmd.split(), cwd=frontend_dir, capture_output=True, text=True
+                        cmd, cwd=frontend_dir, capture_output=True, text=True, shell=True
                     )
                     if result.returncode != 0:
                         print(f"npm {desc} failed: {result.stderr}")
diff --git a/agent-openai-agents-sdk-multiagent/scripts/start_app.py b/agent-openai-agents-sdk-multiagent/scripts/start_app.py
index 557fe4e7..dfe5cde2 100644
--- a/agent-openai-agents-sdk-multiagent/scripts/start_app.py
+++ b/agent-openai-agents-sdk-multiagent/scripts/start_app.py
@@ -244,7 +244,7 @@ def run(self, backend_args=None):
                 for cmd, desc in [("npm install", "install"), ("npm run build", "build")]:
                     print(f"Running npm {desc}...")
                     result = subprocess.run(
-                        cmd.split(), cwd=frontend_dir, capture_output=True, text=True
+                        cmd, cwd=frontend_dir, capture_output=True, text=True, shell=True
                     )
                     if result.returncode != 0:
                         print(f"npm {desc} failed: {result.stderr}")
diff --git a/agent-openai-agents-sdk/scripts/start_app.py b/agent-openai-agents-sdk/scripts/start_app.py
index 557fe4e7..dfe5cde2 100644
--- a/agent-openai-agents-sdk/scripts/start_app.py
+++ b/agent-openai-agents-sdk/scripts/start_app.py
@@ -244,7 +244,7 @@ def run(self, backend_args=None):
                 for cmd, desc in [("npm install", "install"), ("npm run build", "build")]:
                     print(f"Running npm {desc}...")
                     result = subprocess.run(
-                        cmd.split(), cwd=frontend_dir, capture_output=True, text=True
+                        cmd, cwd=frontend_dir, capture_output=True, text=True, shell=True
                     )
                     if result.returncode != 0:
                         print(f"npm {desc} failed: {result.stderr}")