diff --git a/libsnes/libco_debugging/makefile b/libsnes/libco_debugging/makefile
new file mode 100644
index 0000000000..d318edaba2
--- /dev/null
+++ b/libsnes/libco_debugging/makefile
@@ -0,0 +1,2 @@
+libco.dll:	libco_win32threads.c
+	gcc libco_win32threads.c -o libco.dll -Wall -shared -O0 -g