diff --git a/.gitattributes b/.gitattributes
index 130805ef..27876811 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,3 +1,5 @@
 # Auto detect text files and perform LF normalization
 * text=auto
 * text eol=lf
+
+*.pdf binary
diff --git a/audits/Cypher Stack crypto March 2023/Audit.pdf b/audits/Cypher Stack crypto March 2023/Audit.pdf
index f8f651fe..0bc93ccb 100644
Binary files a/audits/Cypher Stack crypto March 2023/Audit.pdf and b/audits/Cypher Stack crypto March 2023/Audit.pdf differ