diff --git a/patches/patchinstall.sh b/patches/patchinstall.sh
index a9d6e8ed..ebaeb765 100755
--- a/patches/patchinstall.sh
+++ b/patches/patchinstall.sh
@@ -3210,14 +3210,16 @@ fi
 # |   *	[#23174] Return correct IMediaSeeking stream positions in quartz
 # |
 # | Modified files:
-# |   *	dlls/quartz/filtergraph.c
+# |   *	dlls/quartz/filtergraph.c, dlls/strmbase/pospass.c
 # |
 if test "$enable_quartz_MediaSeeking_Positions" -eq 1; then
-	patch_apply quartz-MediaSeeking_Positions/0001-quartz-Include-the-stream-position-in-addition-to-th.patch
-	patch_apply quartz-MediaSeeking_Positions/0002-quartz-Implement-MediaSeeking_GetCurrentPosition-on-.patch
-	patch_apply quartz-MediaSeeking_Positions/0003-quartz-Implement-MediaSeeking_GetStopPosition-on-top.patch
-	patch_apply quartz-MediaSeeking_Positions/0004-quartz-Remove-unused-cache-of-MediaSeeking-stop-posi.patch
+	patch_apply quartz-MediaSeeking_Positions/0001-strmbase-Fix-MediaSeekingPassThru_GetPositions-retur.patch
+	patch_apply quartz-MediaSeeking_Positions/0002-quartz-Include-the-stream-position-in-addition-to-th.patch
+	patch_apply quartz-MediaSeeking_Positions/0003-quartz-Implement-MediaSeeking_GetCurrentPosition-on-.patch
+	patch_apply quartz-MediaSeeking_Positions/0004-quartz-Implement-MediaSeeking_GetStopPosition-on-top.patch
+	patch_apply quartz-MediaSeeking_Positions/0005-quartz-Remove-unused-cache-of-MediaSeeking-stop-posi.patch
 	(
+		echo '+    { "Erich E. Hoover", "strmbase: Fix MediaSeekingPassThru_GetPositions return when the pins are unconnected.", 1 },';
 		echo '+    { "Erich E. Hoover", "quartz: Include the stream position in addition to the reference clock offset in the time returned by MediaSeeking_GetPositions.", 1 },';
 		echo '+    { "Erich E. Hoover", "quartz: Implement MediaSeeking_GetCurrentPosition on top of MediaSeeking_GetPositions.", 1 },';
 		echo '+    { "Erich E. Hoover", "quartz: Implement MediaSeeking_GetStopPosition on top of MediaSeeking_GetPositions.", 1 },';
diff --git a/patches/quartz-MediaSeeking_Positions/0001-strmbase-Fix-MediaSeekingPassThru_GetPositions-retur.patch b/patches/quartz-MediaSeeking_Positions/0001-strmbase-Fix-MediaSeekingPassThru_GetPositions-retur.patch
new file mode 100644
index 00000000..a20613d7
--- /dev/null
+++ b/patches/quartz-MediaSeeking_Positions/0001-strmbase-Fix-MediaSeekingPassThru_GetPositions-retur.patch
@@ -0,0 +1,31 @@
+From df8c6c12fcb38d5fc4f6a279d775aaec2b9d8a18 Mon Sep 17 00:00:00 2001
+From: "Erich E. Hoover" <erich.e.hoover@wine-staging.com>
+Date: Mon, 2 Mar 2015 11:01:22 -0700
+Subject: strmbase: Fix MediaSeekingPassThru_GetPositions return when the pins
+ are unconnected.
+
+---
+ dlls/strmbase/pospass.c | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+diff --git a/dlls/strmbase/pospass.c b/dlls/strmbase/pospass.c
+index e547328..424853a 100644
+--- a/dlls/strmbase/pospass.c
++++ b/dlls/strmbase/pospass.c
+@@ -526,9 +526,11 @@ static HRESULT WINAPI MediaSeekingPassThru_GetPositions(IMediaSeeking * iface, L
+     if (SUCCEEDED(hr)) {
+         hr = IMediaSeeking_GetPositions(seek, pCurrent, pStop);
+         IMediaSeeking_Release(seek);
++    } else if (hr == VFW_E_NOT_CONNECTED) {
++        *pCurrent = 0;
++        *pStop = 0;
++        hr = S_OK;
+     }
+-    else
+-        return E_NOTIMPL;
+     return hr;
+ }
+ 
+-- 
+1.9.1
+
diff --git a/patches/quartz-MediaSeeking_Positions/0001-quartz-Include-the-stream-position-in-addition-to-th.patch b/patches/quartz-MediaSeeking_Positions/0002-quartz-Include-the-stream-position-in-addition-to-th.patch
similarity index 100%
rename from patches/quartz-MediaSeeking_Positions/0001-quartz-Include-the-stream-position-in-addition-to-th.patch
rename to patches/quartz-MediaSeeking_Positions/0002-quartz-Include-the-stream-position-in-addition-to-th.patch
diff --git a/patches/quartz-MediaSeeking_Positions/0002-quartz-Implement-MediaSeeking_GetCurrentPosition-on-.patch b/patches/quartz-MediaSeeking_Positions/0003-quartz-Implement-MediaSeeking_GetCurrentPosition-on-.patch
similarity index 100%
rename from patches/quartz-MediaSeeking_Positions/0002-quartz-Implement-MediaSeeking_GetCurrentPosition-on-.patch
rename to patches/quartz-MediaSeeking_Positions/0003-quartz-Implement-MediaSeeking_GetCurrentPosition-on-.patch
diff --git a/patches/quartz-MediaSeeking_Positions/0003-quartz-Implement-MediaSeeking_GetStopPosition-on-top.patch b/patches/quartz-MediaSeeking_Positions/0004-quartz-Implement-MediaSeeking_GetStopPosition-on-top.patch
similarity index 100%
rename from patches/quartz-MediaSeeking_Positions/0003-quartz-Implement-MediaSeeking_GetStopPosition-on-top.patch
rename to patches/quartz-MediaSeeking_Positions/0004-quartz-Implement-MediaSeeking_GetStopPosition-on-top.patch
diff --git a/patches/quartz-MediaSeeking_Positions/0004-quartz-Remove-unused-cache-of-MediaSeeking-stop-posi.patch b/patches/quartz-MediaSeeking_Positions/0005-quartz-Remove-unused-cache-of-MediaSeeking-stop-posi.patch
similarity index 100%
rename from patches/quartz-MediaSeeking_Positions/0004-quartz-Remove-unused-cache-of-MediaSeeking-stop-posi.patch
rename to patches/quartz-MediaSeeking_Positions/0005-quartz-Remove-unused-cache-of-MediaSeeking-stop-posi.patch