diff --git a/src/listing.c b/src/listing.c
index 83c0d6c5d..233e01c9f 100644
--- a/src/listing.c
+++ b/src/listing.c
@@ -36,6 +36,9 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <string.h>
+#ifdef __OpenBSD__
+#include <strings.h>
+#endif
 #include <sys/ioctl.h>
 
 #include <glob.h>