diff --git a/patches/06-winepulse/0002-winepulse-Add-initial-stub-for-pulseaudio-support.patch b/patches/06-winepulse/0002-winepulse-Add-initial-stub-for-pulseaudio-support.patch
index 96c733a3..6d7527f1 100644
--- a/patches/06-winepulse/0002-winepulse-Add-initial-stub-for-pulseaudio-support.patch
+++ b/patches/06-winepulse/0002-winepulse-Add-initial-stub-for-pulseaudio-support.patch
@@ -147,7 +147,7 @@ index b4dfb47..c8f9168 100755
 +
  if test "x$with_gstreamer" != "xno"
  then
-     if test -n "$GSTREAMER_CFLAGS"; then :
+     if ${GSTREAMER_CFLAGS:+false} :; then :
 @@ -13394,12 +13473,13 @@ fi
  
  test -n "$ALSA_LIBS" || enable_winealsa_drv=${enable_winealsa_drv:-no}