diff --git a/packaging/win32/defaults.sh b/packaging/win32/defaults.sh
index b2a62a9bd5..20e7357de5 100644
--- a/packaging/win32/defaults.sh
+++ b/packaging/win32/defaults.sh
@@ -78,7 +78,8 @@ set_default GNOME_WIN32_DEPS_URL "$GNOME_WIN32_URL/dependencies"
 set_default DTK_URL "$SF_MIRROR/mingw/msysDTK-1.0.1.exe"
 set_default M4_URL "$SF_MIRROR/mingw/m4-1.4.7-MSYS.tar.bz2"
 
-set_default MINGW_RT_URL "$SF_MIRROR/mingw/mingwrt-3.18-mingw32-dll.tar.gz"
+set_default MINGW_RT_URL "$SF_MIRROR/mingw/mingwrt-3.18-mingw32-dev.tar.gz"
+set_default MINGW_RT_DLL_URL "$SF_MIRROR/mingw/mingwrt-3.18-mingw32-dll.tar.gz"
 set_default W32API_URL "$SF_MIRROR/mingw/w32api-3.15-1-mingw32-dev.tar.lzma"
 set_default MINGW_MAKE_URL "$SF_MIRROR/mingw/mingw32-make-3.81-20080326-3.tar.gz"
 set_default MINGW_DIR $GLOBAL_DIR\\mingw
diff --git a/packaging/win32/guile-1.8.8.patch b/packaging/win32/guile-1.8.8.patch
new file mode 100644
index 0000000000..ec92de5f59
--- /dev/null
+++ b/packaging/win32/guile-1.8.8.patch
@@ -0,0 +1,89 @@
+diff -urN old.guile-1.8.7/configure.in new/guile-1.8.7/configure.in
+--- old.guile-1.8.7/configure.in  2009-07-05 14:40:06.000000000 -0400
++++ new.guile-1.8.7/configure.in  2009-08-26 15:33:43.996500000 -0400
+@@ -25,7 +25,7 @@
+ 
+ ]])
+ 
+-AC_PREREQ(2.61)
++AC_PREREQ(2.63)
+ 
+ dnl  `patsubst' here deletes the newline which "echo" prints.  We can't use
+ dnl  "echo -n" since -n is not portable (see autoconf manual "Limitations of
+@@ -41,7 +41,7 @@
+ AC_CONFIG_MACRO_DIR([m4])
+ AC_CONFIG_SRCDIR(GUILE-VERSION)
+ 
+-AM_INIT_AUTOMAKE([gnu no-define check-news -Wall -Wno-override])
++AM_INIT_AUTOMAKE([1.11 silent-rules gnu no-define check-news -Wall -Wno-override])
+ 
+ AC_COPYRIGHT(GUILE_CONFIGURE_COPYRIGHT)
+ AC_CONFIG_SRCDIR([GUILE-VERSION])
+@@ -68,8 +68,6 @@
+ 
+ AB_INIT
+ 
+-AC_LIBTOOL_WIN32_DLL
+-
+ AC_PROG_INSTALL
+ AC_PROG_CC
+ AC_PROG_CPP
+@@ -82,8 +80,7 @@
+ # for per-target cflags in the libguile subdir
+ AM_PROG_CC_C_O
+ 
+-AC_LIBTOOL_DLOPEN
+-AC_PROG_LIBTOOL
++LT_INIT([win32-dll dlopen])
+ AC_CHECK_LIB([ltdl], [lt_dlinit], ,
+   [AC_MSG_ERROR([libltdl not found.  See README.])])
+ AC_CHECK_HEADER([ltdl.h], [],
+diff -urN old.guile-1.8.7/guile-readline/configure.in new/guile-1.8.7/guile-readline/configure.in
+--- old.guile-1.8.7/guile-readline/configure.in 2009-07-03 18:19:22.000000000 -0400
++++ new.guile-1.8.7/guile-readline/configure.in 2009-08-26 15:35:08.398500000 -0400
+@@ -1,4 +1,4 @@
+-AC_PREREQ(2.50)
++AC_PREREQ(2.63)
+ 
+ dnl Don't use "echo -n", which is not portable (e.g., not available on
+ dnl MacOS X).  Instead, use `patsubst' to remove the newline.
+@@ -10,15 +10,14 @@
+ AC_CONFIG_AUX_DIR([.])
+ AC_CONFIG_SRCDIR(readline.c)
+ AM_CONFIG_HEADER([guile-readline-config.h])
+-AM_INIT_AUTOMAKE([foreign no-define])
++AM_INIT_AUTOMAKE([1.11 silent-rules foreign no-define])
+ 
+ . $srcdir/../GUILE-VERSION
+ 
+ AC_PROG_INSTALL
+ AC_PROG_CC
+ AM_PROG_CC_STDC
+-AC_LIBTOOL_WIN32_DLL
+-AC_PROG_LIBTOOL
++LT_INIT([win32-dll])
+ 
+ dnl
+ dnl Check for Winsock and other functionality on Win32 (*not* CygWin)
+--- old.guile-1.8.7/pre-inst-guile.in	2010-05-30 09:38:50 +0000
++++ new.guile-1.8.7/pre-inst-guile.in	2010-05-30 09:39:30 +0000
+@@ -87,7 +87,7 @@
+ export DYLD_LIBRARY_PATH
+ 
+ # set GUILE (clobber)
+-GUILE=${top_builddir}/libguile/guile
++GUILE=${top_builddir}/libguile/.libs/guile
+ export GUILE
+ 
+ # do it
+===================================================================
+--- sid.orig/libguile/threads.h
++++ sid/libguile/threads.h
+@@ -26,7 +26,6 @@
+ #include "libguile/procs.h"
+ #include "libguile/throw.h"
+ #include "libguile/root.h"
+-#include "libguile/iselect.h"
+ #include "libguile/dynwind.h"
+ #include "libguile/continuations.h"
+ 
diff --git a/packaging/win32/install-impl.sh b/packaging/win32/install-impl.sh
index 2a9c4cf88a..8a5fde11a6 100755
--- a/packaging/win32/install-impl.sh
+++ b/packaging/win32/install-impl.sh
@@ -131,6 +131,7 @@ function inst_mingw() {
             wget_unpacked $GCC_MPFR_URL $DOWNLOAD_DIR $MINGW_DIR
             wget_unpacked $GCC_PTHREADS_URL $DOWNLOAD_DIR $MINGW_DIR
             wget_unpacked $MINGW_RT_URL $DOWNLOAD_DIR $MINGW_DIR
+            wget_unpacked $MINGW_RT_DLL_URL $DOWNLOAD_DIR $MINGW_DIR
             wget_unpacked $W32API_URL $DOWNLOAD_DIR $MINGW_DIR
             wget_unpacked $MINGW_MAKE_URL $DOWNLOAD_DIR $MINGW_DIR
             (echo "y"; echo "y"; echo "$_MINGW_WFSDIR"; echo "y") | sh pi.sh