diff --git a/cmd/ta/main.go b/cmd/ta/main.go
index 0e77485..97e002e 100644
--- a/cmd/ta/main.go
+++ b/cmd/ta/main.go
@@ -258,6 +258,12 @@ func main() {
 		log.Fatalf("fatal error config file: %s", err)
 	}
 
+	planetmintChainID := config.GetString("PLANETMINT_CHAIN_ID")
+	if planetmintChainID == "" {
+		log.Fatalf("chain id must not be empty")
+	}
+	libConfig.SetChainID(planetmintChainID)
+
 	planetmintAddress = config.GetString("PLANETMINT_ACTOR")
 	if err != nil || planetmintAddress == "" {
 		panic("couldn't read configuration")
diff --git a/config/config.go b/config/config.go
index 0aa6308..3775357 100644
--- a/config/config.go
+++ b/config/config.go
@@ -6,17 +6,19 @@ const DefaultConfigTemplate = `
 FIRMWARE_ESP32={{ .FirmwareESP32 }}
 FIRMWARE_ESP32C3={{ .FirmwareESP32C3 }}
 PLANETMINT_ACTOR={{ .PlanetmintActor }}
+PLANETMINT_CHAIN_ID={{ .PlanetmintChainID }}
 SERVICE_BIND={{ .ServiceBind }}
 SERVICE_PORT={{ .ServicePort }}
 `
 
 // Config defines TA's top level configuration
 type Config struct {
-	FirmwareESP32   string `json:"firmware-esp32"    mapstructure:"firmware-esp32"`
-	FirmwareESP32C3 string `json:"firmware-esp32-c3" mapstructure:"firmware-esp32-c3"`
-	PlanetmintActor string `json:"planetmint-actor"  mapstructure:"planetmint-actor"`
-	ServiceBind     string `json:"service-bind"      mapstructure:"service-bind"`
-	ServicePort     int    `json:"service-port"      mapstructure:"service-port"`
+	FirmwareESP32     string `json:"firmware-esp32"      mapstructure:"firmware-esp32"`
+	FirmwareESP32C3   string `json:"firmware-esp32-c3"   mapstructure:"firmware-esp32-c3"`
+	PlanetmintActor   string `json:"planetmint-actor"    mapstructure:"planetmint-actor"`
+	PlanetmintChainID string `json:"planetmint-chain-id" mapstructure:"planetmint-chain-id"`
+	ServiceBind       string `json:"service-bind"        mapstructure:"service-bind"`
+	ServicePort       int    `json:"service-port"        mapstructure:"service-port"`
 }
 
 // global singleton
@@ -28,11 +30,12 @@ var (
 // DefaultConfig returns TA's default configuration.
 func DefaultConfig() *Config {
 	return &Config{
-		FirmwareESP32:   "./tasmota32-rddl.bin",
-		FirmwareESP32C3: "./tasmota32c3-rddl.bin",
-		PlanetmintActor: "plmnt15xuq0yfxtd70l7jzr5hg722sxzcqqdcr8ptpl5",
-		ServiceBind:     "localhost",
-		ServicePort:     8080,
+		FirmwareESP32:     "./tasmota32-rddl.bin",
+		FirmwareESP32C3:   "./tasmota32c3-rddl.bin",
+		PlanetmintActor:   "plmnt15xuq0yfxtd70l7jzr5hg722sxzcqqdcr8ptpl5",
+		PlanetmintChainID: "planetmint-testnet-1",
+		ServiceBind:       "localhost",
+		ServicePort:       8080,
 	}
 }
 
diff --git a/go.mod b/go.mod
index be63a76..43d9180 100644
--- a/go.mod
+++ b/go.mod
@@ -7,8 +7,8 @@ require (
 	github.com/cosmos/cosmos-sdk v0.47.5
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.1.0
 	github.com/gin-gonic/gin v1.9.1
-	github.com/planetmint/planetmint-go v0.6.4
-	github.com/planetmint/planetmint-go/lib v0.2.0
+	github.com/planetmint/planetmint-go v0.6.5
+	github.com/planetmint/planetmint-go/lib v0.2.1
 	github.com/spf13/viper v1.16.0
 )
 
diff --git a/go.sum b/go.sum
index e1ddb68..b5f2141 100644
--- a/go.sum
+++ b/go.sum
@@ -875,10 +875,10 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/profile v1.2.1/go.mod h1:hJw3o1OdXxsrSjjVksARp5W95eeEaEfptyVZyv6JUPA=
 github.com/pkg/sftp v1.13.1/go.mod h1:3HaPG6Dq1ILlpPZRO0HVMrsydcdLt6HRDccSgb87qRg=
-github.com/planetmint/planetmint-go v0.6.4 h1:HoIBoUGrO/izybe5DA7FNtrU/wSu5DjDbRl9/Zp1uGY=
-github.com/planetmint/planetmint-go v0.6.4/go.mod h1:DaTMKwaP1MIHF3KtUK3CgBAtjZm2N9MKkBFXWqd2dII=
-github.com/planetmint/planetmint-go/lib v0.2.0 h1:dPumX0eGTuUT/aNpyRbpP9UGhM+ebAG+hVzVMP8UWPM=
-github.com/planetmint/planetmint-go/lib v0.2.0/go.mod h1:7q34N3wepZr8DPqkft7orZ+RJLBRVwGLcDb43MzkEQM=
+github.com/planetmint/planetmint-go v0.6.5 h1:a0sfWdFzuJM5mQZ6EmcAcBzgKyx/+D8gLQNwSVdJS+Y=
+github.com/planetmint/planetmint-go v0.6.5/go.mod h1:JvqNW5EOWPoKqMHPemxIB+g/F9/UL5wUMqu8DFCuvpA=
+github.com/planetmint/planetmint-go/lib v0.2.1 h1:hfaZWxQMVzFovEOXcWax0HGMnDgBn6WoEZG0OEC6VRg=
+github.com/planetmint/planetmint-go/lib v0.2.1/go.mod h1:7q34N3wepZr8DPqkft7orZ+RJLBRVwGLcDb43MzkEQM=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndrE9hABlRI=