diff --git a/event_camera_simulator/esim/src/camera_simulator.cpp b/event_camera_simulator/esim/src/camera_simulator.cpp
index 4a276e3..1fa4b6f 100644
--- a/event_camera_simulator/esim/src/camera_simulator.cpp
+++ b/event_camera_simulator/esim/src/camera_simulator.cpp
@@ -1,4 +1,3 @@
-#include "esim/common/string_format.hpp"
 #include "opencv2/imgcodecs.hpp"
 
 #include <esim/esim/camera_simulator.hpp>