diff --git a/examples/src/TcpExamples/TcpExample4SequenceDiagram_1.png b/examples/src/TcpExamples/TcpExample4SequenceDiagram.png
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rename from examples/src/TcpExamples/TcpExample4SequenceDiagram_1.png
rename to examples/src/TcpExamples/TcpExample4SequenceDiagram.png
diff --git a/examples/src/TcpExamples/TcpExample4SequenceDrawing.png b/examples/src/TcpExamples/TcpExample4SequenceSketch.png
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rename from examples/src/TcpExamples/TcpExample4SequenceDrawing.png
rename to examples/src/TcpExamples/TcpExample4SequenceSketch.png