fix: correct typeof check in checkSupportedServer (#2690)

mongodb · Jan 11, 2021 · 421fe6e · 421fe6e
1 parent 2492dd2
commit 421fe6e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/cmap/connect.ts b/src/cmap/connect.ts
@@ -41,7 +41,7 @@ function checkSupportedServer(ismaster: Document, options: ConnectionOptions) {
     ismaster.maxWireVersion >= MIN_SUPPORTED_WIRE_VERSION;
   const serverVersionLowEnough =
     ismaster &&
-    (typeof ismaster.maxWireVersion === 'number' || ismaster.maxWireVersion instanceof Int32) &&
+    (typeof ismaster.minWireVersion === 'number' || ismaster.minWireVersion instanceof Int32) &&
     ismaster.minWireVersion <= MAX_SUPPORTED_WIRE_VERSION;
 
   if (serverVersionHighEnough) {