diff --git a/debian/changelog b/debian/changelog
index a4e0c316..1cb1dbb4 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,4 +1,6 @@
 wine-staging (1.7.47) UNRELEASED; urgency=low
+  * Added patch to silence repeated winhttp "no support on this platform"
+    message.
   * Removed patch to implement kernel32.GetNumaProcessorNode (accepted
     upstream).
   * Removed patch to initialize *end with NULL on failure in msvcrt.strtod
diff --git a/patches/patchinstall.sh b/patches/patchinstall.sh
index 1abe40e8..5f3eb668 100755
--- a/patches/patchinstall.sh
+++ b/patches/patchinstall.sh
@@ -55,7 +55,7 @@ version()
 	echo "Copyright (C) 2014-2015 the Wine Staging project authors."
 	echo ""
 	echo "Patchset to be applied on upstream Wine:"
-	echo "  commit 71e5fdf478dbfb1821d4c39a55c3555cc8188741"
+	echo "  commit 47a11ec626dc8888442ab0f5eb943e1d33048114"
 	echo ""
 }
 
@@ -269,6 +269,7 @@ patch_enable_all ()
 	enable_winex11_Window_Style="$1"
 	enable_winex11_XEMBED="$1"
 	enable_winex11_wglShareLists="$1"
+	enable_winhttp_System_Proxy_Autoconfig="$1"
 	enable_wininet_Cleanup="$1"
 	enable_wininet_ParseX509EncodedCertificateForListBoxEntry="$1"
 	enable_winmm_Delay_Import_Depends="$1"
@@ -879,6 +880,9 @@ patch_enable ()
 		winex11-wglShareLists)
 			enable_winex11_wglShareLists="$2"
 			;;
+		winhttp-System_Proxy_Autoconfig)
+			enable_winhttp_System_Proxy_Autoconfig="$2"
+			;;
 		wininet-Cleanup)
 			enable_wininet_Cleanup="$2"
 			;;
@@ -5539,6 +5543,18 @@ if test "$enable_winex11_wglShareLists" -eq 1; then
 	) >> "$patchlist"
 fi
 
+# Patchset winhttp-System_Proxy_Autoconfig
+# |
+# | Modified files:
+# |   *	dlls/winhttp/session.c
+# |
+if test "$enable_winhttp_System_Proxy_Autoconfig" -eq 1; then
+	patch_apply winhttp-System_Proxy_Autoconfig/0001-winhttp-Silence-repeated-no-support-on-this-platform.patch
+	(
+		echo '+    { "Jarkko Korpi", "winhttp: Silence repeated \"no support on this platform\" message.", 1 },';
+	) >> "$patchlist"
+fi
+
 # Patchset wininet-Cleanup
 # |
 # | This patchset fixes the following Wine bugs:
diff --git a/patches/winhttp-System_Proxy_Autoconfig/0001-winhttp-Silence-repeated-no-support-on-this-platform.patch b/patches/winhttp-System_Proxy_Autoconfig/0001-winhttp-Silence-repeated-no-support-on-this-platform.patch
new file mode 100644
index 00000000..a8aeae51
--- /dev/null
+++ b/patches/winhttp-System_Proxy_Autoconfig/0001-winhttp-Silence-repeated-no-support-on-this-platform.patch
@@ -0,0 +1,26 @@
+From e449ba207a501ae85ae23a1b0c84e91eea90caf6 Mon Sep 17 00:00:00 2001
+From: Jarkko Korpi <jarkko_korpi@hotmail.com>
+Date: Mon, 6 Jul 2015 21:07:26 +0300
+Subject: winhttp: Silence repeated "no support on this platform" message.
+
+---
+ dlls/winhttp/session.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/dlls/winhttp/session.c b/dlls/winhttp/session.c
+index 1b54288..c84c69a 100644
+--- a/dlls/winhttp/session.c
++++ b/dlls/winhttp/session.c
+@@ -1339,7 +1339,8 @@ static BOOL get_system_proxy_autoconfig_url( char *buf, DWORD buflen )
+     CFRelease( settings );
+     return ret;
+ #else
+-    FIXME( "no support on this platform\n" );
++    static int once;
++    if (!once++) FIXME( "no support on this platform\n" );
+     return FALSE;
+ #endif
+ }
+-- 
+2.4.5
+