diff --git a/doc/release-notes.md b/doc/release-notes.md
--- a/doc/release-notes.md
+++ b/doc/release-notes.md
@@ -1,10 +1,10 @@
-# Bitcoin ABC 0.24.9 Release Notes
+# Bitcoin ABC 0.24.10 Release Notes
 
-Bitcoin ABC version 0.24.9 is now available from:
+Bitcoin ABC version 0.24.10 is now available from:
 
-  <https://download.bitcoinabc.org/0.24.9/>
+  <https://download.bitcoinabc.org/0.24.10/>
 
 This release includes the following features and fixes:
- - The deprecated `banscore` field from the `getpeerinfo` RPC has been removed
-   and is no longer returned. The `-deprecatedrpc=banscore` option is no longer
-   valid.
+ - A bug causing the "OK" button to stay disabled in the graphical user interface's
+   passphrase dialog when trying to send a transaction has been fixed. This bug was
+   introduced in Bitcoin ABC 0.24.7.
diff --git a/src/qt/askpassphrasedialog.cpp b/src/qt/askpassphrasedialog.cpp
--- a/src/qt/askpassphrasedialog.cpp
+++ b/src/qt/askpassphrasedialog.cpp
@@ -207,7 +207,9 @@
             acceptable = !ui->passEdit2->text().isEmpty() &&
                          !ui->passEdit3->text().isEmpty();
             break;
-        case Unlock:     // Old passphrase x1
+        case Unlock: // Old passphrase x1
+            acceptable = !ui->passEdit1->text().isEmpty();
+            break;
         case ChangePass: // Old passphrase x1, new passphrase x2
             acceptable = !ui->passEdit1->text().isEmpty() &&
                          !ui->passEdit2->text().isEmpty() &&