diff --git a/Makefile b/Makefile
index 06e7728..4c13b05 100644
--- a/Makefile
+++ b/Makefile
@@ -10,6 +10,10 @@ TARGET_WINDOWS?=Windows Desktop
 TARGET_MACOSX?=Mac OSX
 TARGET_LINUX?=Linux/X11
 WGET_ARGS?=-q
+
+GODOT_GUT_SCRIPT?=addons/gut/gut_cmdln.gd
+GODOT_GUT_GDIR=res://tests/unit,res://tests/integration
+
 build-dir:
 	mkdir -p "$(BUILD_DIR)"
 
@@ -50,3 +54,6 @@ install-templates:
 	mv templates/ $(GODOT_TEMPLATE_DIR)/$(GODOT_TEMPLATE_VERSION)
 	rm templates.tpz
 
+tests:
+	$(GODOT) -d -s $(GODOT_GUT_SCRIPT) --path $(GODOT_PROJECT_PATH) -gdir=$(GODOT_GUT_GDIR) -gexit
+