diff --git a/cw_bitcoin/lib/psbt/v0_deserialize.dart b/cw_bitcoin/lib/psbt/v0_deserialize.dart
index 541eb6928..d458a1fce 100644
--- a/cw_bitcoin/lib/psbt/v0_deserialize.dart
+++ b/cw_bitcoin/lib/psbt/v0_deserialize.dart
@@ -20,6 +20,7 @@ extension PsbtSigner on PsbtV2 {
     setGlobalInputCount(tx.inputs.length);
     setGlobalOutputCount(tx.outputs.length);
     setGlobalTxVersion(Uint8List.fromList(tx.version).readUint32LE(0));
+    setGlobalFallbackLocktime(Uint8List.fromList(tx.locktime).readUint32LE(0));
 
     for (var i = 0; i < getGlobalInputCount(); i++) {
       inputMaps.insert(i, <String, Uint8List>{});
diff --git a/scripts/android/app_env.sh b/scripts/android/app_env.sh
index e62272ee9..e69e908aa 100644
--- a/scripts/android/app_env.sh
+++ b/scripts/android/app_env.sh
@@ -15,14 +15,14 @@ APP_ANDROID_TYPE=$1
 
 MONERO_COM_NAME="Monero.com"
 MONERO_COM_VERSION="6.4.2"
-MONERO_COM_BUILD_NUMBER=4166
+MONERO_COM_BUILD_NUMBER=4167
 MONERO_COM_BUNDLE_ID="com.monero.app"
 MONERO_COM_PACKAGE="com.monero.app"
 MONERO_COM_SCHEME="monero.com"
 
 CAKEWALLET_NAME="Cake Wallet"
-CAKEWALLET_VERSION="6.4.2"
-CAKEWALLET_BUILD_NUMBER=4421
+CAKEWALLET_VERSION="6.4.3"
+CAKEWALLET_BUILD_NUMBER=4423
 CAKEWALLET_BUNDLE_ID="com.cakewallet.cake_wallet"
 CAKEWALLET_PACKAGE="com.cakewallet.cake_wallet"
 CAKEWALLET_SCHEME="cakewallet"
diff --git a/scripts/ios/app_env.sh b/scripts/ios/app_env.sh
index 9bf2dc05b..33dedff14 100644
--- a/scripts/ios/app_env.sh
+++ b/scripts/ios/app_env.sh
@@ -13,12 +13,12 @@ APP_IOS_TYPE=$1
 
 MONERO_COM_NAME="Monero.com"
 MONERO_COM_VERSION="6.4.2"
-MONERO_COM_BUILD_NUMBER=172
+MONERO_COM_BUILD_NUMBER=173
 MONERO_COM_BUNDLE_ID="com.cakewallet.monero"
 
 CAKEWALLET_NAME="Cake Wallet"
-CAKEWALLET_VERSION="6.4.2"
-CAKEWALLET_BUILD_NUMBER=435
+CAKEWALLET_VERSION="6.4.3"
+CAKEWALLET_BUILD_NUMBER=437
 CAKEWALLET_BUNDLE_ID="com.fotolockr.cakewallet"