diff --git a/jni/makefile b/jni/makefile
new file mode 100644
index 0000000..7ae8464
--- /dev/null
+++ b/jni/makefile
@@ -0,0 +1,49 @@
+JDK = c:\j2sdk1.4.2_07
+MSDEVDIR = c:\\"Microsoft Visual Studio"\VC98
+
+JDK_INC = -I$(JDK)\include -I$(JDK)\include\win32
+JDK_LIB = $(JDK)\lib\jvm.lib
+MS_INC = -I$(MSDEVDIR)\Include -I$(MSDEVDIR)\ATL\Include
+SYS_LIB = oleaut32.lib ole32.lib uuid.lib kernel32.lib shell32.lib user32.lib
+OPT = /O2
+CC = $(MSDEVDIR)\bin\cl $(OPT) $(JDK_INC) $(MS_INC)
+
+OBJFILES = stdafx.obj util.obj EventProxy.obj Variant.obj Dispatch.obj SafeArray.obj DispatchEvents.obj ComThread.obj EnumVariant.obj STA.obj DispatchProxy.obj
+
+all: jacob.dll
+
+jacob.dll: $(OBJFILES)
+	$(MSDEVDIR)\bin\link /dll /out:jacob.dll $(OBJFILES) $(JDK_LIB) $(SYS_LIB)
+
+stdafx.obj: stdafx.cpp *.h
+  $(CC) -c stdafx.cpp
+  
+util.obj: util.cpp *.h
+  $(CC) -c util.cpp
+
+EventProxy.obj: EventProxy.cpp *.h
+  $(CC) -c EventProxy.cpp
+
+Variant.obj: Variant.cpp *.h
+  $(CC) -c Variant.cpp
+
+Dispatch.obj: Dispatch.cpp *.h
+  $(CC) -c Dispatch.cpp
+
+SafeArray.obj: SafeArray.cpp *.h
+  $(CC) -c SafeArray.cpp
+
+DispatchEvents.obj: DispatchEvents.cpp *.h
+  $(CC) -c DispatchEvents.cpp
+
+ComThread.obj: ComThread.cpp *.h
+  $(CC) -c ComThread.cpp
+
+EnumVariant.obj: EnumVariant.cpp *.h
+  $(CC) -c EnumVariant.cpp
+
+STA.obj: STA.cpp *.h
+  $(CC) -c STA.cpp
+
+DispatchProxy.obj: DispatchProxy.cpp *.h
+  $(CC) -c DispatchProxy.cpp