diff --git a/docs/images/pipe.graphml b/docs/images/pipe.graphml
index 803d575d..44390f8d 100644
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diff --git a/docs/images/pipe.png b/docs/images/pipe.png
index 6e357fb1..3d674273 100644
Binary files a/docs/images/pipe.png and b/docs/images/pipe.png differ
diff --git a/docs/images/topogit.graphml b/docs/images/topogit.graphml
index 42357248..96ae739d 100644
--- a/docs/images/topogit.graphml
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