diff --git a/src/reset_button.cpp b/src/reset_button.cpp
index c3e467e..03430f9 100644
--- a/src/reset_button.cpp
+++ b/src/reset_button.cpp
@@ -26,7 +26,8 @@
     pressed();
 }
 
-void ResetButton::handleEvent(sd_event_source* es, int fd, uint32_t revents)
+void ResetButton::handleEvent(sd_event_source* /* es */, int fd,
+                              uint32_t /* revents */)
 {
     int n = -1;
     char buf = '0';