diff --git a/src/PHPStan/WPCliRuncommandDynamicReturnTypeExtension.php b/src/PHPStan/WPCliRuncommandDynamicReturnTypeExtension.php
index eacaa8b06..4a6bb613d 100644
--- a/src/PHPStan/WPCliRuncommandDynamicReturnTypeExtension.php
+++ b/src/PHPStan/WPCliRuncommandDynamicReturnTypeExtension.php
@@ -39,7 +39,7 @@ public function getTypeFromStaticMethodCall(
 	): Type {
 		$args = $methodCall->getArgs();
 
-		$returnOption      = new ConstantBooleanType( true );
+		$returnOption      = new ConstantBooleanType( false );
 		$parseOption       = new ConstantBooleanType( false );
 		$exitOnErrorOption = new ConstantBooleanType( true );
 
diff --git a/tests/data/runcommand.php b/tests/data/runcommand.php
index 3f1828bbe..e7273bc8c 100644
--- a/tests/data/runcommand.php
+++ b/tests/data/runcommand.php
@@ -65,3 +65,14 @@
 	]
 );
 assertType( 'string', $value );
+
+$value = WP_CLI::runcommand( 'plugin list' );
+assertType( 'null', $value );
+
+$value = WP_CLI::runcommand(
+	'plugin list',
+	[
+		'exit_error' => false,
+	]
+);
+assertType( 'null', $value );