diff --git a/dist/Makefile b/dist/Makefile
index 8b5b3fa..466bf68 100644
--- a/dist/Makefile
+++ b/dist/Makefile
@@ -1,12 +1,26 @@
 bin:
 	mkdir -p bin
 
+.PHONY: battery
 battery: bin/battery
 bin/battery: bin ../battery/battery
 	cp ../battery/battery* bin/
 
+.PHONY: nonzero
+nonzero: bin/nonzero
+bin/nonzero: bin ../nonzero/nonzero
+	cp ../nonzero/nonzero bin/nonzero
+../nonzero/nonzero:
+	$(MAKE) -C ../nonzero sane
+
+.PHONY: str
+str: bin/str
+bin/str: bin ../str/str
+	cp ../str/str bin/str
+../str/str:
+	$(MAKE) -C ../str sane
+
+.PHONY: volume
 volume: bin/volume
 bin/volume: bin ../volume/volume
 	cp ../volume/volume* bin/
-
-.PHONY: battery volume