diff --git a/ci/run-tests.sh b/ci/run-tests.sh
index f0c743de94..c7aee5b9ff 100755
--- a/ci/run-tests.sh
+++ b/ci/run-tests.sh
@@ -8,3 +8,7 @@
 mkdir -p $HOME/travis-cache
 ln -s $HOME/travis-cache/.prove t/.prove
 make --quiet test
+if test "$jobname" = "linux-gcc"
+then
+	GIT_TEST_SPLIT_INDEX=YesPlease make --quiet test
+fi