diff --git a/src/shared/file.c b/src/shared/file.c
index 4f25dc4..1a24274 100644
--- a/src/shared/file.c
+++ b/src/shared/file.c
@@ -1,4 +1,5 @@
 #include <dirent.h>
+#include <errno.h>
 #include <fcntl.h>
 #include <libgen.h>
 #include <stddef.h>