diff --git a/mingw-w64-runtime-1.0.1-fix-startup-crash.patch b/mingw-w64-runtime-1.0.1-fix-startup-crash.patch
new file mode 100644
index 0000000..77c8fa3
--- /dev/null
+++ b/mingw-w64-runtime-1.0.1-fix-startup-crash.patch
@@ -0,0 +1,51 @@
+diff --git a/crt/pseudo-reloc.c b/crt/pseudo-reloc.c
+index 308ecda..9c582b0 100644
+--- a/crt/pseudo-reloc.c
++++ b/crt/pseudo-reloc.c
+@@ -252,15 +252,17 @@ restore_modified_sections (void)
+ static void
+ __write_memory (void *addr, const void *src, size_t len)
+ {
+-#ifndef __MINGW64_VERSION_MAJOR
+   MEMORY_BASIC_INFORMATION b;
+   DWORD oldprot;
+-#endif /* ! __MINGW64_VERSION_MAJOR */
++  int call_unprotect = 0;
+ 
+   if (!len)
+     return;
+ 
+-#ifndef __MINGW64_VERSION_MAJOR
++#ifdef __MINGW64_VERSION_MAJOR
++  mark_section_writable ((LPVOID) addr);
++#endif
++
+   if (!VirtualQuery (addr, &b, sizeof(b)))
+     {
+       __report_error ("  VirtualQuery failed for %d bytes at address %p",
+@@ -269,19 +271,17 @@ __write_memory (void *addr, const void *src, size_t len)
+ 
+   /* Temporarily allow write access to read-only protected memory.  */
+   if (b.Protect != PAGE_EXECUTE_READWRITE && b.Protect != PAGE_READWRITE)
+-    VirtualProtect (b.BaseAddress, b.RegionSize, PAGE_EXECUTE_READWRITE,
+-		    &oldprot);
+-#else /* ! __MINGW64_VERSION_MAJOR */
+-  mark_section_writable ((LPVOID) addr);
+-#endif  /* __MINGW64_VERSION_MAJOR */
++    {
++      call_unprotect = 1;
++      VirtualProtect (b.BaseAddress, b.RegionSize, PAGE_EXECUTE_READWRITE,
++		      &oldprot);
++    }
+ 
+   /* write the data. */
+   memcpy (addr, src, len);
+   /* Restore original protection. */
+-#ifndef __MINGW64_VERSION_MAJOR
+-  if (b.Protect != PAGE_EXECUTE_READWRITE && b.Protect != PAGE_READWRITE)
++  if (call_unprotect && b.Protect != PAGE_EXECUTE_READWRITE && b.Protect != PAGE_READWRITE)
+     VirtualProtect (b.BaseAddress, b.RegionSize, oldprot, &oldprot);
+-#endif /* !__MINGW64_VERSION_MAJOR */
+ }
+ 
+ #define RP_VERSION_V1 0
diff --git a/mingw64-runtime.changes b/mingw64-runtime.changes
new file mode 100644
index 0000000..4624b7a
--- /dev/null
+++ b/mingw64-runtime.changes
@@ -0,0 +1,5 @@
+-------------------------------------------------------------------
+Tue Dec 20 16:21:59 UTC 2011 - dev@dominik-schmidt.de
+
+- apply patch from trunk, that fixes crash on startup on certain systems
+
diff --git a/mingw64-runtime.spec b/mingw64-runtime.spec
index 369c12f..33acf20 100644
--- a/mingw64-runtime.spec
+++ b/mingw64-runtime.spec
@@ -16,10 +16,12 @@ URL:            http://mingw-w64.sourceforge.net/
 Source0:        http://dl.sourceforge.net/sourceforge/mingw-w64/mingw-w64-runtime-%{version}.tar.bz2
 Source100:      %{name}-rpmlintrc
 Patch0:         mingw-w64-runtime-1.0.1-vfw32mri.patch
-BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
+# PATCH-FIX-UPSTREAM mingw-w64-runtime-1.0.1-fix-startup-crash.patch - patch taken from trunk, can be dropped with next release
+Patch1:         mingw-w64-runtime-1.0.1-fix-startup-crash.patch
+BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root
 
 BuildArch:      noarch
-#!BuildIgnore: post-build-checks  
+#!BuildIgnore: post-build-checks
 
 BuildRequires:  mingw64-filesystem
 BuildRequires:  mingw64-cross-binutils
@@ -38,11 +40,12 @@ MinGW Win64 cross-compiler runtime, base libraries.
 %prep
 %setup -q -n mingw-w64-runtime-%{version}
 %patch0 -p0
+%patch1 -p1
 
 
 %build
 ./configure --host=%{_mingw64_target} --prefix=%{_prefix} --with-sysroot=%{_mingw64_sysroot} --disable-lib32 --enable-lib64
-make 
+make
 
 %install
 rm -rf $RPM_BUILD_ROOT