diff --git a/.gitattributes b/.gitattributes
index 8f843fa..1bb4915 100644
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@@ -1,4 +1,5 @@
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 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
-*.png filter=lfs diff=lfs merge=lfs -text
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+*.png filter=lfs diff=lfs merge=lfs -text
+*.pdf filter=lfs diff=lfs merge=lfs -text
diff --git a/2019-11-pycon-canada-fantastic-antipatterns/presentation.pdf b/2019-11-pycon-canada-fantastic-antipatterns/presentation.pdf
index c17f835..3e61d35 100644
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