diff --git a/src/chains/mainnet/mars.json b/src/chains/mainnet/mars.json
index 4f03bdc2..c32b09ce 100644
--- a/src/chains/mainnet/mars.json
+++ b/src/chains/mainnet/mars.json
@@ -14,7 +14,7 @@
     ],
     "snapshot_provider": "",
     "coin_type": "118",
-    "sdk_version": "0.45.11",
+    "sdk_version": "0.46.8",
     "addr_prefix": "mars",
     "logo": "/logos/mars.jpg",
     "assets": [