diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..3cf4211
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,10 @@
+.PHONY: check-and-reinit-submodules
+check-and-reinit-submodules:
+    @if git submodule status | egrep -q '^[-]|^[+]' ; then \
+            echo "INFO: reinitializing git submodules"; \
+            git submodule update --init; \
+    fi
+all:
+	@${MAKE} -C CBQN/
+run:
+	./CBQN/BQN soko.bqn