diff --git a/scripts/config/zconf.l b/scripts/config/zconf.l
index 1dd765817a..0287f454e3 100644
--- a/scripts/config/zconf.l
+++ b/scripts/config/zconf.l
@@ -14,6 +14,7 @@
 #include <string.h>
 #include <unistd.h>
 #include <glob.h>
+#include <libgen.h>
 
 #include "lkc.h"
 
diff --git a/scripts/config/zconf.lex.c_shipped b/scripts/config/zconf.lex.c_shipped
index d604b820c2..4e0e5f504b 100644
--- a/scripts/config/zconf.lex.c_shipped
+++ b/scripts/config/zconf.lex.c_shipped
@@ -777,6 +777,7 @@ char *zconftext;
 #include <string.h>
 #include <unistd.h>
 #include <glob.h>
+#include <libgen.h>
 
 #include "lkc.h"