diff --git a/.gitignore b/.gitignore
index 68133fb..823a467 100644
--- a/.gitignore
+++ b/.gitignore
@@ -92,3 +92,49 @@
 /gtk-doc.make
 /INSTALL
 /README
+
+# Ignore files installed by WebKitSupportLibrary/WebKitAuxiliaryLibrary
+/WebKitSupportLibrary.zip
+/WebKitLibraries/win/Software License Agreement for WebKit Support Libraries.rtf
+/WebKitLibraries/win/WebKitChangesToPthreads.diff
+/WebKitLibraries/win/include/ApplicationServices/
+/WebKitLibraries/win/include/AssertMacros.h
+/WebKitLibraries/win/include/Availability.h
+/WebKitLibraries/win/include/AvailabilityInternal.h
+/WebKitLibraries/win/include/AvailabilityMacros.h
+/WebKitLibraries/win/include/CFNetwork/
+/WebKitLibraries/win/include/ColorSync/
+/WebKitLibraries/win/include/ConditionalMacros.h
+/WebKitLibraries/win/include/CoreFoundation/
+/WebKitLibraries/win/include/CoreGraphics/
+/WebKitLibraries/win/include/CoreServices/
+/WebKitLibraries/win/include/ImageIO/
+/WebKitLibraries/win/include/QuartzCore/
+/WebKitLibraries/win/include/SQLite/
+/WebKitLibraries/win/include/SafariTheme/
+/WebKitLibraries/win/include/TargetConditionals.h
+/WebKitLibraries/win/include/checkint.h
+/WebKitLibraries/win/include/dispatch/
+/WebKitLibraries/win/include/inttypes.h
+/WebKitLibraries/win/include/libxml/
+/WebKitLibraries/win/include/libxslt/
+/WebKitLibraries/win/include/pthreads/
+/WebKitLibraries/win/include/stdbool.h
+/WebKitLibraries/win/include/stdint.h
+/WebKitLibraries/win/include/unicode/
+/WebKitLibraries/win/include/unistd.h
+/WebKitLibraries/win/include/xlocale.h
+/WebKitLibraries/win/include/zlib/
+/WebKitLibraries/win/lib/CFNetwork.lib
+/WebKitLibraries/win/lib/CoreFoundation.lib
+/WebKitLibraries/win/lib/CoreGraphics.lib
+/WebKitLibraries/win/lib/QuartzCore.lib
+/WebKitLibraries/win/lib/SQLite3.lib
+/WebKitLibraries/win/lib/SafariTheme.lib
+/WebKitLibraries/win/lib/icuin.lib
+/WebKitLibraries/win/lib/icuuc.lib
+/WebKitLibraries/win/lib/libdispatch.lib
+/WebKitLibraries/win/lib/libxml2.lib
+/WebKitLibraries/win/lib/libxslt.lib
+/WebKitLibraries/win/lib/pthreadVC2.lib
+/WebKitLibraries/win/lib/zdll.lib