diff --git a/configure.ac b/configure.ac
index c215f3bf..f5aa25d8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -67,7 +67,7 @@ AC_C_BIGENDIAN
 AC_PROG_CPP
 AC_PROG_INSTALL
 AC_PROG_LIBTOOL
-AC_PATH_PROG([AR], [ar])
+AC_PATH_TOOL([AR], [ar])
 AC_PATH_PROG([CAT], [cat])
 AC_PATH_PROG([CHMOD], [chmod])
 AC_PATH_PROG([CHOWN], [chown])