diff --git a/docs/assets/images/1-bit-fa b/docs/assets/images/1-bit-fa.png
similarity index 100%
rename from docs/assets/images/1-bit-fa
rename to docs/assets/images/1-bit-fa.png
diff --git a/docs/assets/images/ripple-adder b/docs/assets/images/ripple-adder.png
similarity index 100%
rename from docs/assets/images/ripple-adder
rename to docs/assets/images/ripple-adder.png