diff --git a/GameControllerHandler.cpp b/GameControllerHandler.cpp
index 719f115..1f0faaa 100644
--- a/GameControllerHandler.cpp
+++ b/GameControllerHandler.cpp
@@ -46,7 +46,7 @@ void GameControllerHandler::handleMessage(const std::string &message) {
             if (distance <= 100) {
                 strength = 0xFFFF;
             } else if (distance <= this->lidarDectectionDistance / 2) {
-                double factor = 1 - Modelec::mapValue(distance, 100.0, this->lidarDectectionDistance, 0.0, 1.0);
+                double factor = 1 - Modelec::mapValue(distance, 100.0, this->lidarDectectionDistance / 2, 0.0, 1.0);
                 strength = static_cast<Uint16>(factor * 0xFFFF);
             } else {
                 strength = 0;