diff --git a/src/chains/mainnet/persistence.json b/src/chains/mainnet/persistence.json
index 4ea1e3c4..2aa2b691 100644
--- a/src/chains/mainnet/persistence.json
+++ b/src/chains/mainnet/persistence.json
@@ -4,7 +4,7 @@
     "api": "https://rest.core.persistence.one",
     "rpc": ["https://rpc.core.persistence.one:443", "https://rpc.core.persistence.one:443"],
     "snapshot_provider": "",
-    "sdk_version": "0.42.4",
+    "sdk_version": "0.44.2",
     "coin_type": "750",
     "min_tx_fee": "3000",
     "addr_prefix": "persistence",
@@ -16,4 +16,4 @@
         "coingecko_id": "persistence", 
         "logo": "/logos/persistence.png"
     }]
-}
\ No newline at end of file
+}
diff --git a/src/chains/testnet/persistence.json b/src/chains/testnet/persistence.json
new file mode 100644
index 00000000..d30207a5
--- /dev/null
+++ b/src/chains/testnet/persistence.json
@@ -0,0 +1,7 @@
+{
+    "chain_name": "test-core-1",
+    "api":"https://rest.testnet.persistence.one",
+    "sdk_version": "0.44.2",
+    "addr_prefix": "persistence",
+    "logo": "https://raw.githubusercontent.com/auditOne/explorer/master/public/logos/persistence.png"
+}