diff --git a/ostd/channel.hh b/ostd/channel.hh
index 060f07d..5bb24b0 100644
--- a/ostd/channel.hh
+++ b/ostd/channel.hh
@@ -9,7 +9,6 @@
 #include <list>
 #include <mutex>
 #include <condition_variable>
-#include <atomic>
 #include <stdexcept>
 
 namespace ostd {