diff --git a/src/pch.h b/src/pch.h
index a033f94..447d371 100644
--- a/src/pch.h
+++ b/src/pch.h
@@ -23,7 +23,6 @@
 #include <ctime>
 #include <chrono>
 #include <fstream>
-#include <sstream>
 #include <thread>
 #include <mutex>
 #include <condition_variable>