diff --git a/.gitattributes b/.gitattributes
index 39bffcf..748d2a2 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -3,3 +3,4 @@
 *.sigmf-data filter=lfs diff=lfs merge=lfs -text
 *.h5 filter=lfs diff=lfs merge=lfs -text
 *.hdf5 filter=lfs diff=lfs merge=lfs -text
+*.png filter=lfs diff=lfs merge=lfs -text