diff --git a/.gitignore b/.gitignore
index 4529688adbfc84bf8e59c8d4c045cc972a0576f0..14c5a9ac64d55f7181966bff6cb3a83db67cd4d7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,7 +5,6 @@
 /.pydevproject
 /cost_models/fuga/pascal_test
 snopt
-*.png
 
 # Byte-compiled / optimized / DLL files
 __pycache__/
diff --git a/examples/example_1_constrained_layout_optimization.png b/examples/example_1_constrained_layout_optimization.png
new file mode 100644
index 0000000000000000000000000000000000000000..d331d5f605140dca88f3a17aad014623f559b3e1
Binary files /dev/null and b/examples/example_1_constrained_layout_optimization.png differ