diff --git a/packages/cli/src/commands/doctor/doctor.ts b/packages/cli/src/commands/doctor/doctor.ts
index 205e85826..7c07cda47 100644
--- a/packages/cli/src/commands/doctor/doctor.ts
+++ b/packages/cli/src/commands/doctor/doctor.ts
@@ -23,7 +23,9 @@ const printCategory = ({label, key}: {label: string; key: number}) => {
 
 const printVersions = ({version, versions, versionRange}) => {
   if (versions) {
-    const versionsToShow = versions.join(', ');
+    const versionsToShow = Array.isArray(versions)
+      ? versions.join(', ')
+      : 'N/A';
 
     logMessage(`- Versions found: ${chalk.red(versionsToShow)}`);
     logMessage(`- Version supported: ${chalk.green(versionRange)}`);
diff --git a/packages/cli/src/commands/doctor/types.ts b/packages/cli/src/commands/doctor/types.ts
index 9f070d1ec..c229db52d 100644
--- a/packages/cli/src/commands/doctor/types.ts
+++ b/packages/cli/src/commands/doctor/types.ts
@@ -102,7 +102,7 @@ export type HealthCheckResult = {
   label: string;
   needsToBeFixed: boolean;
   version?: 'Not Found' | string;
-  versions?: [string];
+  versions?: [string] | string;
   versionRange?: string;
   description: string | undefined;
   runAutomaticFix: RunAutomaticFix;