diff --git a/rebar.config b/rebar.config
index 7905e8d..f992d04 100644
--- a/rebar.config
+++ b/rebar.config
@@ -21,7 +21,8 @@
     {"darwin10.*-32$", "LDFLAGS", "-arch i386"},
 
     %% This will merge into basho/rebar/rebar.config eventually
-    {"win32", "CFLAGS", "/Wall /DWIN32 /D_WINDOWS /D_WIN32 /DWINDOWS"}
+    {"win32", "CFLAGS", "/Wall /DWIN32 /D_WINDOWS /D_WIN32 /DWINDOWS"},
+    {"win32", "CXXFLAGS", "-g -Wall -O3"}
 ]}.