diff --git a/README.md b/README.md
index 28a9468..f91d5fd 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,8 @@
 
 <div align="center">
 
-![Dark GitHub example](/assets/example_dark.png)
-![Light GitHub example](/assets/example_light.png)
+![Dark GitHub example](/assets/example-dark.png)
+![Light GitHub example](/assets/example-light.png)
 
 <p align="center">
   <a href="https://chrome.google.com/webstore/detail/material-icons-for-github/bggfcpfjbdkhfhfmkjpbhnkhnpjjeomc"><img src="https://github.com/Claudiohbsantos/github-material-icons-extension/raw/master/assets/chrome-web-store.png"></a>
diff --git a/assets/MarqueePromoTile.png b/assets/PromoTile-1400x560.png
similarity index 100%
rename from assets/MarqueePromoTile.png
rename to assets/PromoTile-1400x560.png
diff --git a/assets/SmallPromoTile.png b/assets/PromoTile-440x280.png
similarity index 100%
rename from assets/SmallPromoTile.png
rename to assets/PromoTile-440x280.png
diff --git a/assets/LargePromoTile.png b/assets/PromoTile-920x680.png
similarity index 100%
rename from assets/LargePromoTile.png
rename to assets/PromoTile-920x680.png
diff --git a/assets/example_dark.png b/assets/example-dark.png
similarity index 100%
rename from assets/example_dark.png
rename to assets/example-dark.png
diff --git a/assets/example_light.png b/assets/example-light.png
similarity index 100%
rename from assets/example_light.png
rename to assets/example-light.png
diff --git a/assets/firefox-addon.png b/assets/firefox-addons.png
similarity index 100%
rename from assets/firefox-addon.png
rename to assets/firefox-addons.png
diff --git a/assets/screenshot_dark.png b/assets/screenshot-dark.png
similarity index 100%
rename from assets/screenshot_dark.png
rename to assets/screenshot-dark.png
diff --git a/assets/screenshot_light.png b/assets/screenshot-light.png
similarity index 100%
rename from assets/screenshot_light.png
rename to assets/screenshot-light.png