diff --git a/build.gradle b/build.gradle
index 77224c99..206a5b3d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -48,7 +48,7 @@ configure(subprojects) {
         gsonVersion = '2.8.5'
         guavaVersion = '30.1.1-jre'
         guiceVersion = '4.2.2'
-        moneroJavaVersion = '0.7.16'
+        moneroJavaVersion = '0.8.0'
         httpclient5Version = '5.0'
         hamcrestVersion = '2.2'
         httpclientVersion = '4.5.12'
@@ -425,12 +425,12 @@ configure(project(':core')) {
         doLast {
             // get monero binaries download url
             Map moneroBinaries = [
-                'linux'         : 'https://github.com/haveno-dex/monero/releases/download/testing12/monero-bins-haveno-linux.tar.gz',
-                'linux-sha256'  : 'c782448567b12f2c8a213f3aa170ae98ea218b43b38db21c7126ffc162897b8e',
-                'mac'           : 'https://github.com/haveno-dex/monero/releases/download/testing12/monero-bins-haveno-mac.tar.gz',
-                'mac-sha256'    : '0bd4e53ddc0cca1de6f2df401d6b0d6b4fca6808f3f0b56e5b186541dc09681a',
-                'windows'       : 'https://github.com/haveno-dex/monero/releases/download/testing12/monero-bins-haveno-windows.zip',
-                'windows-sha256': 'c060cdc177122933d32220c276a510e98c8a5b061b113170ce397049c11a7eb2'
+                'linux'         : 'https://github.com/haveno-dex/monero/releases/download/testing13/monero-bins-haveno-linux.tar.gz',
+                'linux-sha256'  : 'eac55092b97162854f2a94f7895d52cf4a20eba0a55a1769ce053060d6be6195',
+                'mac'           : 'https://github.com/haveno-dex/monero/releases/download/testing13/monero-bins-haveno-mac.tar.gz',
+                'mac-sha256'    : 'e7bf40ef35cb278649c63f8651cee6124d4a5e97448dfa407b193572ebd85fb6',
+                'windows'       : 'https://github.com/haveno-dex/monero/releases/download/testing13/monero-bins-haveno-windows.zip',
+                'windows-sha256': 'f7da08d793041103c069b23229040fc4f9632009317b84d201f63f477d3ca3dd'
             ]
 
             String osKey
diff --git a/core/src/main/java/haveno/core/api/CoreWalletsService.java b/core/src/main/java/haveno/core/api/CoreWalletsService.java
index 65513de8..dfdb79d3 100644
--- a/core/src/main/java/haveno/core/api/CoreWalletsService.java
+++ b/core/src/main/java/haveno/core/api/CoreWalletsService.java
@@ -130,7 +130,7 @@ class CoreWalletsService {
     }
 
     String getXmrSeed() {
-        return xmrWalletService.getWallet().getMnemonic();
+        return xmrWalletService.getWallet().getSeed();
     }
 
     String getXmrPrimaryAddress() {
diff --git a/core/src/main/java/haveno/core/xmr/wallet/XmrWalletService.java b/core/src/main/java/haveno/core/xmr/wallet/XmrWalletService.java
index 041db70a..1cfd0f4e 100644
--- a/core/src/main/java/haveno/core/xmr/wallet/XmrWalletService.java
+++ b/core/src/main/java/haveno/core/xmr/wallet/XmrWalletService.java
@@ -511,7 +511,7 @@ public class XmrWalletService {
                 }
 
                 // verify unlock height
-                if (tx.getUnlockHeight() != 0) throw new RuntimeException("Unlock height must be 0");
+                if (!BigInteger.valueOf(0).equals(tx.getUnlockTime())) throw new RuntimeException("Unlock height must be 0");
 
                 // verify miner fee
                 BigInteger feeEstimate = getFeeEstimate(tx.getWeight());
diff --git a/desktop/src/main/java/haveno/desktop/main/account/content/seedwords/SeedWordsView.java b/desktop/src/main/java/haveno/desktop/main/account/content/seedwords/SeedWordsView.java
index 2e8d3679..6cac3ee5 100644
--- a/desktop/src/main/java/haveno/desktop/main/account/content/seedwords/SeedWordsView.java
+++ b/desktop/src/main/java/haveno/desktop/main/account/content/seedwords/SeedWordsView.java
@@ -183,13 +183,13 @@ public class SeedWordsView extends ActivatableView<GridPane, Void> {
                         .actionButtonText(Res.get("account.seed.warn.noPw.yes"))
                         .onAction(() -> {
                             DontShowAgainLookup.dontShowAgain(key, true);
-                            initSeedWords(xmrWalletService.getWallet().getMnemonic());
+                            initSeedWords(xmrWalletService.getWallet().getSeed());
                             showSeedScreen();
                         })
                         .closeButtonText(Res.get("shared.no"))
                         .show();
             } else {
-                initSeedWords(xmrWalletService.getWallet().getMnemonic());
+                initSeedWords(xmrWalletService.getWallet().getSeed());
                 showSeedScreen();
             }
         }
@@ -214,7 +214,7 @@ public class SeedWordsView extends ActivatableView<GridPane, Void> {
 
     private void askForPassword() {
         walletPasswordWindow.headLine(Res.get("account.seed.enterPw")).onSuccess(() -> {
-            initSeedWords(xmrWalletService.getWallet().getMnemonic());
+            initSeedWords(xmrWalletService.getWallet().getSeed());
             showSeedScreen();
         }).hideForgotPasswordButton().show();
     }
diff --git a/gradle/verification-metadata.xml b/gradle/verification-metadata.xml
index 8472b2c7..0faa0f18 100644
--- a/gradle/verification-metadata.xml
+++ b/gradle/verification-metadata.xml
@@ -1111,9 +1111,9 @@
             <sha256 value="4728eddd64e6ae3e1f205a775c6a327b24bd990b86d528584a17450a8b5f00d6" origin="Generated by Gradle"/>
          </artifact>
       </component>
-      <component group="io.github.monero-ecosystem" name="monero-java" version="0.7.16">
-         <artifact name="monero-java-0.7.16.jar">
-            <sha256 value="2628b54829a994f6b1f560541df9b2a6b3c501cdb178b4a64c7acc3f405e7ba8" origin="Generated by Gradle"/>
+      <component group="io.github.monero-ecosystem" name="monero-java" version="0.8.0">
+         <artifact name="monero-java-0.8.0.jar">
+            <sha256 value="2fc5d548991cc1b55698ba858b7990d6dd8a8bc226e8f7c5c0d6955aab104513" origin="Generated by Gradle"/>
          </artifact>
       </component>
       <component group="io.github.resilience4j" name="resilience4j-all" version="1.7.0">