diff --git a/data/23/chains/arbitrum/index.toml b/data/23/chains/arbitrum/index.toml
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--- a/data/23/chains/arbitrum/index.toml
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-name = "Arbitrum"
-
-[links]
-web = "https://www.arbitrum.io/"
-twitter = "https://twitter.com/arbitrum"
diff --git a/data/23/chains/gnosis/index.toml b/data/23/chains/gnosis/index.toml
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--- a/data/23/chains/gnosis/index.toml
+++ /dev/null
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-name = "Gnosis Chain"
-symbol = "xDAI"
-
-[links]
-web = "https://www.gnosis.io/"
-twitter = "https://twitter.com/gnosischain"
diff --git a/data/23/chains/gnosis/logo.png b/data/23/chains/gnosis/logo.png
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diff --git a/data/23/chains/optimism/index.toml b/data/23/chains/optimism/index.toml
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--- a/data/23/chains/optimism/index.toml
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@@ -1,6 +0,0 @@
-name = "Optimism"
-logo = "logo.png"
-
-[links]
-web = "https://www.optimism.io/"
-twitter = "https://twitter.com/optimismFND"
diff --git a/data/23/chains/optimism/logo.png b/data/23/chains/optimism/logo.png
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