diff --git a/test/run_oss_cpp_tests.sh b/test/run_oss_cpp_tests.sh
index 9f7573295e8..2c8685ea5b7 100755
--- a/test/run_oss_cpp_tests.sh
+++ b/test/run_oss_cpp_tests.sh
@@ -69,7 +69,7 @@ report_coverage() {
 
 run_ctest() {
   pushd cmake-out/
-  ctest
+  ctest --output-on-failure
   popd
 }