diff --git a/.gitignore b/.gitignore
index f520846..6d52ef1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 src/**/*.old
 src/**/*.html
 src/**/*.png
+!src/banner*.png
 src/**/*.pdf
 src/**/*.tex
 src/**/*.md
diff --git a/theme/banner_facebook1200x630.png b/src/banner_facebook1200x630.png
similarity index 100%
rename from theme/banner_facebook1200x630.png
rename to src/banner_facebook1200x630.png
diff --git a/theme/banner_twitter1200x600.png b/src/banner_twitter1200x600.png
similarity index 100%
rename from theme/banner_twitter1200x600.png
rename to src/banner_twitter1200x600.png