diff --git a/src/client.cpp b/src/client.cpp
index 2865f78..e8dd98b 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -93,7 +93,10 @@ bool Redox::connectUnix(const string &path, function<void(int)> connection_callb
   }
 
   // Return if succeeded
-  return connect_state_ == CONNECTED;
+  {
+    unique_lock<mutex> ul(connect_lock_);
+    return connect_state_ == CONNECTED;
+  }
 }
 
 void Redox::disconnect() {