diff --git a/.gitignore b/.gitignore
index 3f0a3eed0d..dfcfb237c3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -46,6 +46,7 @@ input/*
 
 # keep images required by notebooks
 !examples/notebooks/Creating%20Models/SEI.png
+!tuning_summary.png
 
 # simulation outputs
 out/
diff --git a/degradation_model/tuning_code/tuning_summary.png b/degradation_model/tuning_code/tuning_summary.png
new file mode 100644
index 0000000000..09a3e2f5e3
Binary files /dev/null and b/degradation_model/tuning_code/tuning_summary.png differ