diff --git a/src/Validator/UpdateVersionValidator.php b/src/Validator/UpdateVersionValidator.php
index 95b7d83af691ef0f7fe0690efd4efc83f39dca70..a4b5eddba16bb2eca2046f33b498d755f6cba638 100644
--- a/src/Validator/UpdateVersionValidator.php
+++ b/src/Validator/UpdateVersionValidator.php
@@ -67,6 +67,14 @@ class UpdateVersionValidator implements EventSubscriberInterface {
       $error = ValidationResult::createError($messages);
       $event->addValidationResult($error);
     }
+    elseif ($from_version->getVersionExtra() === 'dev') {
+      $messages[] = $this->t('Drupal cannot be automatically updated from its current version, @from_version, to the recommended version, @to_version, because automatic updates from a dev version to any other version are not supported.', [
+        '@to_version' => $to_version_string,
+        '@from_version' => $from_version_string,
+      ]);
+      $error = ValidationResult::createError($messages);
+      $event->addValidationResult($error);
+    }
     elseif ($from_version->getMajorVersion() !== $to_version->getMajorVersion()) {
       $messages[] = $this->t('Drupal cannot be automatically updated from its current version, @from_version, to the recommended version, @to_version, because automatic updates from one major version to another are not supported.', [
         '@to_version' => $to_version_string,
diff --git a/tests/src/Kernel/ReadinessValidation/UpdateVersionValidatorTest.php b/tests/src/Kernel/ReadinessValidation/UpdateVersionValidatorTest.php
index 4a1939d86084209bbdad65d65084abe6d4383e2e..14300d68201ac9dfffc03ac915fc28d5882ab55c 100644
--- a/tests/src/Kernel/ReadinessValidation/UpdateVersionValidatorTest.php
+++ b/tests/src/Kernel/ReadinessValidation/UpdateVersionValidatorTest.php
@@ -59,4 +59,13 @@ class UpdateVersionValidatorTest extends AutomaticUpdatesKernelTestBase {
     $this->assertCheckerResultsFromManager([$result], TRUE);
   }
 
+  /**
+   * Tests a current version that is a dev version.
+   */
+  public function testUpdatesFromDevVersion(): void {
+    $this->setCoreVersion('9.8.0-dev');
+    $result = ValidationResult::createError(['Drupal cannot be automatically updated from its current version, 9.8.0-dev, to the recommended version, 9.8.1, because automatic updates from a dev version to any other version are not supported.']);
+    $this->assertCheckerResultsFromManager([$result], TRUE);
+  }
+
 }