diff --git a/packages/pyright-internal/src/common/configOptions.ts b/packages/pyright-internal/src/common/configOptions.ts
index 202898ab6..76f26c5d0 100644
--- a/packages/pyright-internal/src/common/configOptions.ts
+++ b/packages/pyright-internal/src/common/configOptions.ts
@@ -1374,6 +1374,8 @@ export class ConfigOptions {
         if (configObj.pythonPlatform !== undefined) {
             if (typeof configObj.pythonPlatform !== 'string') {
                 errors.push(`Config "pythonPlatform" field must contain a string.`);
+            } else if (!['Linux', 'Windows', 'Darwin', 'All'].includes(configObj.pythonPlatform)) {
+                `'${configObj.pythonPlatform}' is not a supported Python platform; specify All, Darwin, Linux, or Windows.`;
             } else {
                 this.defaultPythonPlatform = configObj.pythonPlatform;
             }
@@ -1515,15 +1517,12 @@ export class ConfigOptions {
 
     ensureDefaultPythonPlatform(host: Host, console: ConsoleInterface) {
         // If no default python platform was specified, assume that the
-        // user wants to use the current platform.
+        // user wants to use all mode
         if (this.defaultPythonPlatform !== undefined) {
             return;
         }
 
-        this.defaultPythonPlatform = host.getPythonPlatform();
-        if (this.defaultPythonPlatform !== undefined) {
-            console.log(`Assuming Python platform ${this.defaultPythonPlatform}`);
-        }
+        this.defaultPythonPlatform = 'All';
     }
 
     ensureDefaultPythonVersion(host: Host, console: ConsoleInterface) {
diff --git a/packages/pyright-internal/src/pyright.ts b/packages/pyright-internal/src/pyright.ts
index d9e6a4203..9f300d2e5 100644
--- a/packages/pyright-internal/src/pyright.ts
+++ b/packages/pyright-internal/src/pyright.ts
@@ -274,11 +274,11 @@ async function processArgs(): Promise<ExitStatus> {
     }
 
     if (args.pythonplatform) {
-        if (args.pythonplatform === 'Darwin' || args.pythonplatform === 'Linux' || args.pythonplatform === 'Windows') {
+        if (!['All', 'Darwin', 'Linux', 'Windows'].includes(args.pythonplatform)) {
             options.pythonPlatform = args.pythonplatform;
         } else {
             console.error(
-                `'${args.pythonplatform}' is not a supported Python platform; specify Darwin, Linux, or Windows`
+                `'${args.pythonplatform}' is not a supported Python platform; specify All, Darwin, Linux, or Windows`
             );
             return ExitStatus.ParameterError;
         }
diff --git a/pdm_build.py b/pdm_build.py
index 80b96827e..029ac9bda 100644
--- a/pdm_build.py
+++ b/pdm_build.py
@@ -11,12 +11,18 @@
     from subprocess import run  # noqa: S404
 else:
     from nodejs.npm import run
+import os
+
+from nodejs import node
 
 
 class PackageJson(TypedDict):
     bin: dict[str, str]
 
 
+# ah yes, the classic "wrong path" moment!
+os.environ["PATH"] = os.pathsep.join([str(Path(node.__file__).parent), os.environ["PATH"]])
+
 if not Path("node_modules").exists():
     _ = run(["ci"], check=True)
 _ = run(["run", "build:cli:dev"], check=True)
diff --git a/pyproject.toml b/pyproject.toml
index 8e47cbe10..a7d1760ec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -240,7 +240,6 @@ max-line-length = 200
 [tool.basedpyright]
 ignore = ["pw", "basedpyright/dist", "packages"]
 pythonVersion = "3.8"
-pythonPlatform = "All"
 include = ["basedpyright", "get_version.py", "pdm_build.py"]
 exclude = ["pw", "basedpyright/dist", "packages"]
 typeCheckingMode = "all"