diff --git a/lib/android/src/main/cpp/wallet/jni_cache.cc b/lib/android/src/main/cpp/wallet/jni_cache.cc
index 98b7a62..f4314a8 100644
--- a/lib/android/src/main/cpp/wallet/jni_cache.cc
+++ b/lib/android/src/main/cpp/wallet/jni_cache.cc
@@ -55,7 +55,7 @@ void InitializeJniCache(JNIEnv* env) {
   TxInfo_ctor = GetMethodId(
       env, txInfo,
       "<init>",
-      "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;IILjava/lang/String;JIIJJJJZZ)V");
+      "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;IILjava/lang/String;JIJJJJBZZ)V");
   WalletNative_createPendingTransfer = GetMethodId(
       env, walletNative,
       "createPendingTransfer",
diff --git a/lib/android/src/main/cpp/wallet/wallet.cc b/lib/android/src/main/cpp/wallet/wallet.cc
index f283356..dea0b10 100644
--- a/lib/android/src/main/cpp/wallet/wallet.cc
+++ b/lib/android/src/main/cpp/wallet/wallet.cc
@@ -811,11 +811,11 @@ ScopedJavaLocalRef<jobject> NativeToJavaTxInfo(JNIEnv* env,
                                 : nullptr,
       tx.m_amount,
       static_cast<jint>(tx.m_height),
-      tx.m_state,
       tx.m_unlock_time,
       tx.m_timestamp,
       tx.m_fee,
       tx.m_change,
+      static_cast<jbyte>(tx.m_state),
       tx.m_coinbase,
       tx.m_type == TxInfo::INCOMING)
   };
diff --git a/lib/android/src/main/cpp/wallet/wallet.h b/lib/android/src/main/cpp/wallet/wallet.h
index 187dd73..cac99ec 100644
--- a/lib/android/src/main/cpp/wallet/wallet.h
+++ b/lib/android/src/main/cpp/wallet/wallet.h
@@ -41,10 +41,10 @@ struct TxInfo {
   } m_type;
 
   enum TxState {
-    OFF_CHAIN = 0,
-    PENDING = 1,
-    FAILED = 2,
-    ON_CHAIN = 3,
+    OFF_CHAIN = 1,
+    PENDING = 2,
+    FAILED = 3,
+    ON_CHAIN = 4,
   } m_state;
 
   TxInfo(crypto::hash tx_hash, TxType type) :
diff --git a/lib/android/src/main/kotlin/im/molly/monero/internal/TxInfo.kt b/lib/android/src/main/kotlin/im/molly/monero/internal/TxInfo.kt
index 92b79ac..f639f4e 100644
--- a/lib/android/src/main/kotlin/im/molly/monero/internal/TxInfo.kt
+++ b/lib/android/src/main/kotlin/im/molly/monero/internal/TxInfo.kt
@@ -37,20 +37,20 @@ internal data class TxInfo @CalledByNative constructor(
     val recipient: String?,
     val amount: Long,
     val height: Int,
-    val state: Int,
     val unlockTime: Long,
     val timestamp: Long,
     val fee: Long,
     val change: Long,
+    val state: Byte,
     val coinbase: Boolean,
     val incoming: Boolean,
 ) : Parcelable {
 
     companion object State {
-        const val OFF_CHAIN: Int = 0
-        const val PENDING: Int = 1
-        const val FAILED: Int = 2
-        const val ON_CHAIN: Int = 3
+        const val OFF_CHAIN: Byte = 1
+        const val PENDING: Byte = 2
+        const val FAILED: Byte = 3
+        const val ON_CHAIN: Byte = 4
     }
 
     init {