diff --git a/chsgen/Makefile b/chsgen/Makefile
new file mode 100644
index 0000000..b75f088
--- /dev/null
+++ b/chsgen/Makefile
@@ -0,0 +1,10 @@
+TOP=..
+
+include $(TOP)/GNUmakef.def
+
+TARGET=chsgn$(PLATFORM)$(EXE)
+
+all: $(TARGET)
+
+$(TARGET):  chsgen.cc
+	$(CXX) $(LNKFLAGS) $(CPPFLAGS) -o $@ $<