diff --git a/lib/cli/lib/latest_version.js b/lib/cli/lib/latest_version.js
index aea0ba3798de..97cd4864aa32 100644
--- a/lib/cli/lib/latest_version.js
+++ b/lib/cli/lib/latest_version.js
@@ -32,10 +32,14 @@ export default function latestVersion(packageName) {
     });
 
     command.stderr.on('data', data => {
-      // yarn error
-      const info = JSON.parse(data);
-      if (info.type === 'error') {
-        reject(new Error(info.data));
+      try {
+        // yarn error
+        const info = JSON.parse(data);
+        if (info.type === 'error') {
+          reject(new Error(info.data));
+        }
+      } catch (e) {
+        // package manager unstructured info/warnings output
       }
     });
   });