diff --git a/tools/ci/amd64/gcc/unit_tests.sh b/tools/ci/amd64/gcc/unit_tests.sh
index c65eeb2..27d7600 100755
--- a/tools/ci/amd64/gcc/unit_tests.sh
+++ b/tools/ci/amd64/gcc/unit_tests.sh
@@ -20,5 +20,5 @@ cmake .. \
 
 for test in $(find ./ -type f -name '*_tests' -executable); do
   echo "Running $test"
-  gdb -ex='set confirm off' -ex='run' -ex='bt' -ex='quit' "$test"
+  gdb --return-child-result -ex='set confirm off' -ex='run' -ex='bt' -ex='quit' "$test"
 done