diff --git a/test/Makefile.am b/test/Makefile.am
index a1199a79e..7d0c52ba0 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -375,6 +375,8 @@ REFERENCE_IMAGES = \
 	ft-text-antialias-none-ps-argb32-ref.png	\
 	ft-text-antialias-none-ref.png	\
 	ft-show-glyphs-positioning-ref.png		\
+	ft-show-glyphs-positioning-pdf-ref.png		\
+	ft-show-glyphs-positioning-ps-ref.png		\
 	ft-text-vertical-layout-type1-ps-ref.png	\
 	ft-text-vertical-layout-type1-ref.png	\
 	ft-text-vertical-layout-type1-svg-ref.png	\
diff --git a/test/ft-show-glyphs-positioning-pdf-ref.png b/test/ft-show-glyphs-positioning-pdf-ref.png
new file mode 100644
index 000000000..11f6953bd
Binary files /dev/null and b/test/ft-show-glyphs-positioning-pdf-ref.png differ
diff --git a/test/ft-show-glyphs-positioning-ps-ref.png b/test/ft-show-glyphs-positioning-ps-ref.png
new file mode 100644
index 000000000..c5fbf30b5
Binary files /dev/null and b/test/ft-show-glyphs-positioning-ps-ref.png differ