diff --git a/cosmos/scripts/cometbft-common.sh b/cosmos/scripts/cometbft-common.sh
index 52f6c5a9..ceb8ae45 100644
--- a/cosmos/scripts/cometbft-common.sh
+++ b/cosmos/scripts/cometbft-common.sh
@@ -179,9 +179,13 @@ ct_configure_statesync() {
   # second server defaults to the first (cometbft wants >=2 for light-client cross-check)
   echo "$_rpc" | grep -q ',' || _rpc="$_rpc,$_rpc"
   ct_log "statesync: enable trust_height=$_trust_h trust_hash=$_trust_hash"
-  sed -i.bak -E "s|^(enable[[:space:]]*=[[:space:]]*).*$|\1true| ; \
-    s|^(rpc-servers[[:space:]]*=[[:space:]]*).*$|\1\"$_rpc\"| ; \
-    s|^(trust-height[[:space:]]*=[[:space:]]*).*$|\1$_trust_h| ; \
-    s|^(trust-hash[[:space:]]*=[[:space:]]*).*$|\1\"$_trust_hash\"|" "$_cfg"
+  # Patch ONLY the [statesync] section. CometBFT config.toml uses underscore keys
+  # (rpc_servers/trust_height/trust_hash); tolerate hyphen variants with [_-].
+  sed -i.bak -E "/^\[statesync\]/,/^\[/{
+    s|^([[:space:]]*enable[[:space:]]*=[[:space:]]*).*|\1true|
+    s|^([[:space:]]*rpc[_-]servers[[:space:]]*=[[:space:]]*).*|\1\"$_rpc\"|
+    s|^([[:space:]]*trust[_-]height[[:space:]]*=[[:space:]]*).*|\1$_trust_h|
+    s|^([[:space:]]*trust[_-]hash[[:space:]]*=[[:space:]]*).*|\1\"$_trust_hash\"|
+  }" "$_cfg"
   return 0
 }
diff --git a/scripts/cometbft-common.sh b/scripts/cometbft-common.sh
index 52f6c5a9..ceb8ae45 100644
--- a/scripts/cometbft-common.sh
+++ b/scripts/cometbft-common.sh
@@ -179,9 +179,13 @@ ct_configure_statesync() {
   # second server defaults to the first (cometbft wants >=2 for light-client cross-check)
   echo "$_rpc" | grep -q ',' || _rpc="$_rpc,$_rpc"
   ct_log "statesync: enable trust_height=$_trust_h trust_hash=$_trust_hash"
-  sed -i.bak -E "s|^(enable[[:space:]]*=[[:space:]]*).*$|\1true| ; \
-    s|^(rpc-servers[[:space:]]*=[[:space:]]*).*$|\1\"$_rpc\"| ; \
-    s|^(trust-height[[:space:]]*=[[:space:]]*).*$|\1$_trust_h| ; \
-    s|^(trust-hash[[:space:]]*=[[:space:]]*).*$|\1\"$_trust_hash\"|" "$_cfg"
+  # Patch ONLY the [statesync] section. CometBFT config.toml uses underscore keys
+  # (rpc_servers/trust_height/trust_hash); tolerate hyphen variants with [_-].
+  sed -i.bak -E "/^\[statesync\]/,/^\[/{
+    s|^([[:space:]]*enable[[:space:]]*=[[:space:]]*).*|\1true|
+    s|^([[:space:]]*rpc[_-]servers[[:space:]]*=[[:space:]]*).*|\1\"$_rpc\"|
+    s|^([[:space:]]*trust[_-]height[[:space:]]*=[[:space:]]*).*|\1$_trust_h|
+    s|^([[:space:]]*trust[_-]hash[[:space:]]*=[[:space:]]*).*|\1\"$_trust_hash\"|
+  }" "$_cfg"
   return 0
 }