diff --git a/configure.ac b/configure.ac
index 7fc81d4..719634b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -248,6 +248,7 @@ esac
 
 AC_PROG_LN_S
 AC_CHECK_PROG(STRIP, strip, strip, :)
+AC_SYS_LARGEFILE
 
 
 # Checks for operating environment