diff --git a/configure.ac b/configure.ac
index 743840d1b..6888259a6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2609,7 +2609,7 @@ AS_IF([ test "x$use_gcov" = "xyes"], [
     AC_MSG_ERROR([ccache must be disabled when --enable-coverage option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
   fi
 
-  ltp_version_list="1.6 1.7 1.8 1.9 1.10 1.12"
+  ltp_version_list="1.6 1.7 1.8 1.9 1.10 1.12 1.13"
   AC_CHECK_PROG(LTP, lcov, lcov)
   AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)