diff --git a/primitives/core/src/crypto.rs b/primitives/core/src/crypto.rs
index 5346ea66fe8a..b52dd97a3821 100644
--- a/primitives/core/src/crypto.rs
+++ b/primitives/core/src/crypto.rs
@@ -576,6 +576,10 @@ ss58_address_format!(
 		(47, "reserved47", "Reserved for future use (47).")
 	NeatcoinAccount =>
 		(48, "neatcoin", "Neatcoin mainnet, standard account (*25519).")
+	PicassoAccount =>
+		(49, "picasso", "Composable Canary Network, standard account (*25519).")
+	ComposableAccount =>
+		(50, "composable", "Composable mainnet, standard account (*25519).")
 	HydraDXAccount =>
 		(63, "hydradx", "HydraDX standard account (*25519).")
 	AventusAccount =>
diff --git a/ss58-registry.json b/ss58-registry.json
index 23aab7ea0c71..6046d22e2aa5 100644
--- a/ss58-registry.json
+++ b/ss58-registry.json
@@ -442,6 +442,24 @@
 			"standardAccount": "*25519",
 			"website": "https://neatcoin.org"
 		},
+		{
+			"prefix": 49,
+			"network": "picasso",
+			"displayName": "Picasso",
+			"symbols": ["PICA"],
+			"decimals": [12],
+			"standardAccount": "*25519",
+			"website": "https://picasso.composable.finance"
+		},
+		{
+			"prefix": 50,
+			"network": "composable",
+			"displayName": "Composable",
+			"symbols": ["LAYR"],
+			"decimals": [12],
+			"standardAccount": "*25519",
+			"website": "https://composable.finance"
+		},
 		{
 			"prefix": 63,
 			"network": "hydradx",