diff --git a/cairo-pdf-add-missing-flush.patch b/cairo-pdf-add-missing-flush.patch
new file mode 100644
index 0000000..f83f4c7
--- /dev/null
+++ b/cairo-pdf-add-missing-flush.patch
@@ -0,0 +1,29 @@
+From 4c8813f0eaacc32c27126ad2296951a626300b89 Mon Sep 17 00:00:00 2001
+From: Adrian Johnson <ajohnson@redneon.com>
+Date: Thu, 25 Oct 2018 18:46:17 +1030
+Subject: [PATCH] pdf: add missing flush
+
+Issue #342
+---
+ src/cairo-pdf-surface.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/src/cairo-pdf-surface.c b/src/cairo-pdf-surface.c
+index 7eb61aa..939b2d2 100644
+--- a/src/cairo-pdf-surface.c
++++ b/src/cairo-pdf-surface.c
+@@ -7711,6 +7711,11 @@ _cairo_pdf_surface_mask (void			*abstract_surface,
+      * and most common, case to handle. */
+     if (_cairo_pattern_is_constant_alpha (mask, &extents.bounded, &alpha) &&
+ 	_can_paint_pattern (source)) {
++
++	status = _cairo_pdf_operators_flush (&surface->pdf_operators);
++	if (unlikely (status))
++	    goto cleanup;
++
+ 	_cairo_output_stream_printf (surface->output, "q\n");
+ 	status = _cairo_pdf_surface_paint_pattern (surface,
+ 						   op,
+-- 
+2.25.0
+
diff --git a/cairo.changes b/cairo.changes
index 257262f..d6689cf 100644
--- a/cairo.changes
+++ b/cairo.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Sun Feb 23 20:24:08 UTC 2020 - Martin Wilck <mwilck@suse.com>
+
+- Add an upstream bug fix
+  + cairo-pdf-add-missing-flush.patch: Fixes PDF generation
+    see https://gitlab.freedesktop.org/cairo/cairo/issues/342
+
 -------------------------------------------------------------------
 Wed Sep  4 09:59:21 UTC 2019 - Bjørn Lie <bjorn.lie@gmail.com>
 
diff --git a/cairo.spec b/cairo.spec
index 1eb0d6a..3b1d87b 100644
--- a/cairo.spec
+++ b/cairo.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package cairo
 #
-# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2020 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -35,6 +35,8 @@ Patch1:         cairo-get_bitmap_surface-bsc1036789-CVE-2017-7475.diff
 Patch2:         cairo-Use-FT_Done_MM_Var-instead-of-free-when-available.patch
 # PATCH-FIX-UPSTREAM cairo-composite_color_glyphs.patch -- Fix a thinko in composite_color_glyphs
 Patch3:         cairo-composite_color_glyphs.patch
+# PATCH-FIX-UPSTREAM cairo-pdf-add-missing-flush.patch - fix pdf generation (upstream issue #342)
+Patch4:         cairo-pdf-add-missing-flush.patch
 
 BuildRequires:  gtk-doc
 BuildRequires:  pkgconfig