diff --git a/additional_files/Z3_DataManagement_final.pptx b/additional_files/Z3_DataManagement_final.pptx
deleted file mode 100644
index 29e9bff12e880da3c7e9ee9b624a781a40cc7ded..0000000000000000000000000000000000000000
--- a/additional_files/Z3_DataManagement_final.pptx
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6fb2bd4936d6ec87cca67dbb3992cd76842a18aee4db2a979c08db4fcc883db2
-size 13451027