diff --git a/lib/index.ts b/lib/index.ts
index 569871fa1..9ae14fb50 100644
--- a/lib/index.ts
+++ b/lib/index.ts
@@ -67,7 +67,7 @@ function lookup(
     io = cache[id];
   }
   if (parsed.query && !opts.query) {
-    opts.query = parsed.query;
+    opts.query = parsed.queryKey;
   }
   return io.socket(parsed.path, opts);
 }
diff --git a/lib/manager.ts b/lib/manager.ts
index de5f01012..33ed63227 100644
--- a/lib/manager.ts
+++ b/lib/manager.ts
@@ -32,7 +32,7 @@ interface EngineOptions {
   /**
    * Any query parameters in our uri. Set from the URI passed when connecting
    */
-  query: Object;
+  query: { [key: string]: string };
 
   /**
    * `http.Agent` to use, defaults to `false` (NodeJS only)
diff --git a/lib/url.ts b/lib/url.ts
index 8154c469f..9bf930937 100644
--- a/lib/url.ts
+++ b/lib/url.ts
@@ -18,7 +18,7 @@ type ParsedUrl = {
   query: string;
   anchor: string;
   pathNames: Array<string>;
-  queryKey: Record<string, string>;
+  queryKey: { [key: string]: string };
 
   // Custom properties (not native to parseuri):
   id: string;