diff --git a/lnbits/static/extension.png b/lnbits/static/extension.png
deleted file mode 100644
index 78378fd76..000000000
Binary files a/lnbits/static/extension.png and /dev/null differ
diff --git a/lnbits/static/images/alby.png b/lnbits/static/images/alby.png
index 57024d831..1a55c469a 100644
Binary files a/lnbits/static/images/alby.png and b/lnbits/static/images/alby.png differ
diff --git a/lnbits/static/images/albyl.png b/lnbits/static/images/albyl.png
index b8744409f..05faae861 100644
Binary files a/lnbits/static/images/albyl.png and b/lnbits/static/images/albyl.png differ
diff --git a/lnbits/static/images/blitz.png b/lnbits/static/images/blitz.png
index 3986d22a1..c16ca5b39 100644
Binary files a/lnbits/static/images/blitz.png and b/lnbits/static/images/blitz.png differ
diff --git a/lnbits/static/images/blitzl.png b/lnbits/static/images/blitzl.png
index 37a88cf68..9377bd43b 100644
Binary files a/lnbits/static/images/blitzl.png and b/lnbits/static/images/blitzl.png differ
diff --git a/lnbits/static/images/default_voucher.png b/lnbits/static/images/default_voucher.png
index 8462b285b..ff13ceaf4 100644
Binary files a/lnbits/static/images/default_voucher.png and b/lnbits/static/images/default_voucher.png differ
diff --git a/lnbits/static/images/lnbits-shop-dark.png b/lnbits/static/images/lnbits-shop-dark.png
index 3dd677dc9..10d129253 100644
Binary files a/lnbits/static/images/lnbits-shop-dark.png and b/lnbits/static/images/lnbits-shop-dark.png differ
diff --git a/lnbits/static/images/lnbits-shop-light.png b/lnbits/static/images/lnbits-shop-light.png
index 96607cb44..8dd80c490 100644
Binary files a/lnbits/static/images/lnbits-shop-light.png and b/lnbits/static/images/lnbits-shop-light.png differ
diff --git a/lnbits/static/images/lnd.png b/lnbits/static/images/lnd.png
index 5a40bc5f1..b4b5381d2 100644
Binary files a/lnbits/static/images/lnd.png and b/lnbits/static/images/lnd.png differ
diff --git a/lnbits/static/images/lnpay.png b/lnbits/static/images/lnpay.png
index a664b6b97..2b2036caf 100644
Binary files a/lnbits/static/images/lnpay.png and b/lnbits/static/images/lnpay.png differ
diff --git a/lnbits/static/images/lnpayl.png b/lnbits/static/images/lnpayl.png
index 9215a7068..4bd9e375f 100644
Binary files a/lnbits/static/images/lnpayl.png and b/lnbits/static/images/lnpayl.png differ
diff --git a/lnbits/static/images/mynode.png b/lnbits/static/images/mynode.png
index 390446b8e..4e436315d 100644
Binary files a/lnbits/static/images/mynode.png and b/lnbits/static/images/mynode.png differ
diff --git a/lnbits/static/images/mynodel.png b/lnbits/static/images/mynodel.png
index 344b54b6d..7eec26a12 100644
Binary files a/lnbits/static/images/mynodel.png and b/lnbits/static/images/mynodel.png differ
diff --git a/lnbits/static/images/opennode.png b/lnbits/static/images/opennode.png
index 995ea5404..65bb0eb03 100644
Binary files a/lnbits/static/images/opennode.png and b/lnbits/static/images/opennode.png differ
diff --git a/lnbits/static/images/opennodel.png b/lnbits/static/images/opennodel.png
index 990aec39d..690b0aad5 100644
Binary files a/lnbits/static/images/opennodel.png and b/lnbits/static/images/opennodel.png differ
diff --git a/lnbits/static/images/spark.png b/lnbits/static/images/spark.png
index 21d974d2e..f9bbcd27c 100644
Binary files a/lnbits/static/images/spark.png and b/lnbits/static/images/spark.png differ
diff --git a/lnbits/static/images/sparkl.png b/lnbits/static/images/sparkl.png
index 7f7df58b4..00a1d9b4f 100644
Binary files a/lnbits/static/images/sparkl.png and b/lnbits/static/images/sparkl.png differ
diff --git a/lnbits/static/images/start9.png b/lnbits/static/images/start9.png
index 14fca88ed..fc05ba5db 100644
Binary files a/lnbits/static/images/start9.png and b/lnbits/static/images/start9.png differ
diff --git a/lnbits/static/images/start9l.png b/lnbits/static/images/start9l.png
index 5c1386bb8..538eaa1eb 100644
Binary files a/lnbits/static/images/start9l.png and b/lnbits/static/images/start9l.png differ
diff --git a/lnbits/static/images/templatead.png b/lnbits/static/images/templatead.png
index c369b91ab..0132bbb52 100644
Binary files a/lnbits/static/images/templatead.png and b/lnbits/static/images/templatead.png differ
diff --git a/lnbits/static/images/voltage.png b/lnbits/static/images/voltage.png
index 751f5554b..47fea8fba 100644
Binary files a/lnbits/static/images/voltage.png and b/lnbits/static/images/voltage.png differ
diff --git a/lnbits/static/images/voltagel.png b/lnbits/static/images/voltagel.png
index 97bb95c4c..ae1254949 100644
Binary files a/lnbits/static/images/voltagel.png and b/lnbits/static/images/voltagel.png differ
diff --git a/tools/optipng.sh b/tools/optipng.sh
new file mode 100644
index 000000000..890d74c87
--- /dev/null
+++ b/tools/optipng.sh
@@ -0,0 +1 @@
+optipng -o 7 docs/logos/*.png lnbits/static/images/*.png lnbits/static/images/logos/*.png