diff --git a/Editor/Utils/McpUtils.cs b/Editor/Utils/McpUtils.cs
index 5641b3f..8313ebf 100644
--- a/Editor/Utils/McpUtils.cs
+++ b/Editor/Utils/McpUtils.cs
@@ -353,6 +353,11 @@ public static void RunNpmCommand(string arguments, string workingDirectory)
                 // Fallback to /bin/bash to find 'npm' in PATH
                 startInfo.FileName = "/bin/bash";
                 startInfo.Arguments = $"-c \"npm {arguments}\"";
+
+                // Ensure PATH includes common npm locations and current PATH
+                string currentPath = Environment.GetEnvironmentVariable("PATH") ?? string.Empty;
+                string extraPaths = "/usr/local/bin:/opt/homebrew/bin";
+                startInfo.EnvironmentVariables["PATH"] = $"{extraPaths}:{currentPath}";
             }
 
             try