diff --git a/.gitignore b/.gitignore
index 602df9f..4a39334 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@
 *.out
 *.swp
 .directory
+*.pdf
diff --git a/presentation.pdf b/presentation.pdf
deleted file mode 100644
index 5ad784d..0000000
Binary files a/presentation.pdf and /dev/null differ