diff --git a/scripts/doctor.mjs b/scripts/doctor.mjs
index 6e52cb1..6ff2793 100644
--- a/scripts/doctor.mjs
+++ b/scripts/doctor.mjs
@@ -37,6 +37,7 @@ function parseIntInRange(name, fallback, min, max) {
 
 function checkNodecgInstall() {
   const packageJsonPath = path.join(scorekoRootPath, "package.json");
+  const nodecgDependencyPath = path.join(scorekoRootPath, "node_modules", "nodecg", "package.json");
   const nodecgCliPath = path.join(
     scorekoRootPath,
     "node_modules",
@@ -49,6 +50,7 @@ function checkNodecgInstall() {
 
   addCheck(fs.existsSync(scorekoRootPath), "Scoreko root", scorekoRootPath);
   addCheck(fs.existsSync(packageJsonPath), "scoreko-dev package.json", packageJsonPath);
+  addCheck(fs.existsSync(nodecgDependencyPath), "NodeCG dependency", nodecgDependencyPath);
   addCheck(fs.existsSync(nodecgCliPath), "NodeCG CLI", nodecgCliPath);
   addCheck(
     bundleAssetPaths.some((candidatePath) => fs.existsSync(candidatePath)),
diff --git a/src/main/nodecg/process-manager.ts b/src/main/nodecg/process-manager.ts
index 538f93c..46bd1c2 100644
--- a/src/main/nodecg/process-manager.ts
+++ b/src/main/nodecg/process-manager.ts
@@ -52,12 +52,7 @@ export function createNodecgProcessManager({
   let lastStderrLine: string | null = null;
 
   const startNodecgProcess = async (): Promise<ChildProcess> => {
-    validateNodecgInstall(
-      nodecgRootPath,
-      appConfig.bundleName,
-      resolvedDeps.pathExists,
-      resolvedDeps.hasReadWriteAccess,
-    );
+    validateNodecgInstall(nodecgRootPath, resolvedDeps.platform, resolvedDeps.pathExists, resolvedDeps.hasReadWriteAccess);
 
     const portAsNumber = Number.parseInt(appConfig.nodecgPort, 10);
     const isPortAvailable = await resolvedDeps.probePortAvailable(portAsNumber);
@@ -211,17 +206,13 @@ function resolveDeps(deps?: Partial<NodecgProcessManagerDeps>): NodecgProcessMan
 
 function validateNodecgInstall(
   nodecgRootPath: string,
-  bundleName: string,
+  platform: NodeJS.Platform,
   pathExists: (candidatePath: string) => boolean,
   hasReadWriteAccessToPath: (candidatePath: string) => boolean,
 ): void {
   const packageJsonPath = path.join(nodecgRootPath, "package.json");
-  const nodecgCliPath = path.join(
-    nodecgRootPath,
-    "node_modules",
-    ".bin",
-    process.platform === "win32" ? "nodecg.cmd" : "nodecg",
-  );
+  const nodecgDependencyPath = path.join(nodecgRootPath, "node_modules", "nodecg", "package.json");
+  const nodecgCliPath = path.join(nodecgRootPath, "node_modules", ".bin", platform === "win32" ? "nodecg.cmd" : "nodecg");
   const bundleAssetDirs = ["dashboard", "graphics", "extension", "extensions"].map((dir) =>
     path.join(nodecgRootPath, dir),
   );
@@ -238,11 +229,11 @@ function validateNodecgInstall(
     throw new Error(`${packageJsonPath} was not found. Expected a NodeCG bundle app at lib/scoreko-dev.`);
   }
 
-  if (!pathExists(nodecgCliPath)) {
+  if (!pathExists(nodecgDependencyPath) || !pathExists(nodecgCliPath)) {
     throw new Error(
       [
         "NodeCG dependency is missing in lib/scoreko-dev.",
-        `Not found: ${nodecgCliPath}`,
+        `Not found: ${nodecgDependencyPath} and/or ${nodecgCliPath}`,
         "Solution: enter lib/scoreko-dev and install dependencies:",
         "  npm install",
       ].join("\n"),
@@ -252,7 +243,7 @@ function validateNodecgInstall(
   if (!bundleAssetDirs.some((candidatePath) => pathExists(candidatePath))) {
     throw new Error(
       [
-        `Bundle '${bundleName}' appears incomplete.`,
+        "scoreko-dev bundle appears incomplete.",
         `Expected one of: ${bundleAssetDirs.join(", ")}`,
         "Ensure extensions/dashboard/graphics assets exist inside lib/scoreko-dev.",
       ].join("\n"),