diff --git a/test/example_survey.png b/doc/source/_static/example_survey.png
index 84203bd..84203bd 100644
--- a/test/example_survey.png
+++ b/doc/source/_static/example_survey.png
diff --git a/test/example_survey.jpg b/test/example_survey.jpg
deleted file mode 100644
index 68f0e08..0000000
--- a/test/example_survey.jpg
+++ /dev/null