diff --git a/packages/extension-chains/src/chains.ts b/packages/extension-chains/src/chains.ts
index 785f328d..1d00ae65 100644
--- a/packages/extension-chains/src/chains.ts
+++ b/packages/extension-chains/src/chains.ts
@@ -19,6 +19,12 @@ const hashes: MetadataDefBase[] = [
     ss58Format: 2
   },
   // alphabetical to avoid (further) favorites
+  {
+    chain: 'Crab',
+    genesisHash: '0x34f61bfda344b3fad3c3e38832a91448b3c613b199eb23e5110a635d71c13c65',
+    icon: 'substrate',
+    ss58Format: 42
+  },
   {
     chain: 'Edgeware',
     genesisHash: '0x742a2ca70c2fda6cee4f8df98d64c4c670a052d9568058982dad9d5a7a135c5b',