diff --git a/configure.ac b/configure.ac
index eb91dc5..cc10681 100644
--- a/configure.ac
+++ b/configure.ac
@@ -8,6 +8,8 @@ AX_PROG_CC_MPI
 
 AC_PROG_RANLIB
 
+AM_PROG_AR
+
 AC_PROG_INSTALL
 
 AM_INIT_AUTOMAKE([subdir-objects])