diff --git a/cairo-render-thin-lines.patch b/cairo-render-thin-lines.patch
new file mode 100644
index 0000000..3841b2b
--- /dev/null
+++ b/cairo-render-thin-lines.patch
@@ -0,0 +1,26 @@
+diff --git a/src/cairo-pen.c b/src/cairo-pen.c
+index 61be0e8..8eed775 100644
+--- a/src/cairo-pen.c
++++ b/src/cairo-pen.c
+@@ -284,7 +284,20 @@ _cairo_pen_vertices_needed (double	    tolerance,
+ 								     radius);
+     int num_vertices;
+ 
+-    if (tolerance >= 4*major_axis) { /* XXX relaxed from 2*major for inkscape */
++    if (tolerance >= 100*major_axis) { /* XXX relaxed from 2*major for inkscape */
++	/*
++         * When we decide for num_vertices = 1, the object is not drawn.
++	 * To avoid https://bugs.freedesktop.org/show_bug.cgi?id=77298
++	 * we use 100*major -- this just helps us to the 0.001mm line width.
++	 *
++	 * The author of the 'XXX relaxed' comment above, originally used 4*major,
++	 * which is not sufficient for my inkscape lasercutter usecase.
++	 *
++	 * Please double check if num_vertices == 1 should never be done (for PDF).
++	 *
++	 * jnweiger@gmail.com
++	 */
++	// fprintf(stderr, "tolerance=%g major_axis=%g -> num_vertices = 1\n", tolerance, major_axis);
+ 	num_vertices = 1;
+     } else if (tolerance >= major_axis) {
+ 	num_vertices = 4;
diff --git a/cairo.changes b/cairo.changes
index 7a7e3de..7bcc187 100644
--- a/cairo.changes
+++ b/cairo.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Fri Apr 11 12:55:12 UTC 2014 - jw@suse.com
+
+- Add cairo-render-thin-lines.patch: Fix rendering of thin lines,
+  so that inkscape can export 0.01mm lines again to PDF. Regression
+  introduced with 1.12.3.
+
 -------------------------------------------------------------------
 Wed Aug 28 20:42:58 UTC 2013 - idonmez@suse.com
 
diff --git a/cairo.spec b/cairo.spec
index 99bc302..cf7a11b 100644
--- a/cairo.spec
+++ b/cairo.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package cairo
 #
-# Copyright (c) 2013 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -32,6 +32,8 @@ Source99:       baselibs.conf
 Patch0:         cairo-modules-no-version.patch
 # PATCH-FIX-OPENSUSE cairo-disable-lto.patch idoenmez@suse.de -- Disable -flto on s390{x}
 Patch1:         cairo-disable-lto.patch
+# PATCH-FIX-UPSTREAM cairo-render-thin-lines.patch fdo#77298 jw@suse.com -- Fix rendering of thin lines
+Patch2:         cairo-render-thin-lines.patch
 # These libraries are needed only for tests.
 # Do not enable tests in build systems, it causes build loop!
 #BuildRequires:  librsvg-devel poppler-devel
@@ -153,6 +155,8 @@ cairo.
 %ifarch s390 s390x
 %patch1 -p1
 %endif
+# fix_for_fdo77298.patch
+%patch2 -p1
 
 %build
 # Needed by patch0 and patch1