diff --git a/.gitignore b/.gitignore
index 3d0c220..e9bed0d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,4 @@
 /mingw-w64-code-6230-trunk.zip
 /mingw-w64-code-6233-trunk.zip
 /mingw-w64-code-6258-trunk.zip
+/mingw-w64-code-6277-trunk.zip
diff --git a/mingw-crt.spec b/mingw-crt.spec
index a8be695..562a9cf 100644
--- a/mingw-crt.spec
+++ b/mingw-crt.spec
@@ -1,12 +1,12 @@
 %{?mingw_package_header}
 
-%global snapshot_date 20130909
-%global snapshot_rev 6258
+%global snapshot_date 20130911
+%global snapshot_rev 6277
 %global branch trunk
 
 Name:           mingw-crt
 Version:        2.0.999
-Release:        0.36.%{branch}.r%{snapshot_rev}.%{snapshot_date}%{?dist}
+Release:        0.37.%{branch}.r%{snapshot_rev}.%{snapshot_date}%{?dist}
 Summary:        MinGW Windows cross-compiler runtime
 
 License:        Public Domain and ZPLv2.1
@@ -99,6 +99,12 @@ rm -rf $RPM_BUILD_ROOT%{mingw64_includedir}/*.c
 
 
 %changelog
+* Wed Sep 11 2013 Erik van Pienbroek <epienbro@fedoraproject.org> - 2.0.999-0.37.trunk.r6277.20130911
+- Update to r6277 (20130911 snapshot)
+- Fixes undefined reference to `IID_ICustomDestinationList'
+- Fixes undefined reference to `IID_IFileOpenDialog'
+- Fixes undefined reference to `IID_IFileSaveDialog'
+
 * Mon Sep  9 2013 Erik van Pienbroek <epienbro@fedoraproject.org> - 2.0.999-0.36.trunk.r6258.20130909
 - Update to r6258 (20130909 snapshot)
 
diff --git a/sources b/sources
index 9f42d06..40cbe2b 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-249a0e39201db22d0579ab6700524623  mingw-w64-code-6258-trunk.zip
+4e254800917bcb05ec870318882b6813  mingw-w64-code-6277-trunk.zip