diff --git a/kernel/driver.cc b/kernel/driver.cc
index 00a61ec0..ce95cad4 100644
--- a/kernel/driver.cc
+++ b/kernel/driver.cc
@@ -24,6 +24,7 @@
 #include <unistd.h>
 #include <libgen.h>
 #include <dlfcn.h>
+#include <errno.h>
 
 #include <algorithm>