diff --git a/src/configure.c b/src/configure.c
index 2dd1d99..409d32a 100644
--- a/src/configure.c
+++ b/src/configure.c
@@ -3,7 +3,6 @@
 
 
 #include <unistd.h>
-extern int optind;
 #include <stdio.h>
 #include <string.h>
 #include <libutils/libutils.h>