diff --git a/unit_tests/.gitignore b/unit_tests/.gitignore
index e83a1624b1..0a3cc63984 100644
--- a/unit_tests/.gitignore
+++ b/unit_tests/.gitignore
@@ -1,5 +1,5 @@
 .dep*
-build/
+build*/
 gcov_working_area
 triggers
 *.logicdata
diff --git a/unit_tests/tests/util/Makefile b/unit_tests/tests/util/Makefile
new file mode 100644
index 0000000000..e9065acc33
--- /dev/null
+++ b/unit_tests/tests/util/Makefile
@@ -0,0 +1,6 @@
+PROJECT_DIR = ../../../firmware
+BUILDDIR=build_util
+
+CPPSRC = $(PROJECT_DIR)/../unit_tests/main.cpp
+
+include $(PROJECT_DIR)/../unit_tests/unit_test_rules.mk