diff --git a/src/main.cpp b/src/main.cpp
index 91750031d..5b7100ea5 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -291,7 +291,7 @@ int main(int argc, char *argv[]) {
   }
 #endif
   // Set environment variable
-  if (qputenv("QBITTORRENT", QByteArray(VERSION))) {
+  if (!qputenv("QBITTORRENT", QByteArray(VERSION))) {
     std::cerr << "Couldn't set environment variable...\n";
   }