diff --git a/src/Extension/FluentExtension.php b/src/Extension/FluentExtension.php
index 1a4750bf..6e353b74 100644
--- a/src/Extension/FluentExtension.php
+++ b/src/Extension/FluentExtension.php
@@ -1068,7 +1068,7 @@ public function getLocaleInstances(): array
     {
         $locales = [];
         foreach ($this->owner->Locales() as $info) {
-            if ($info->IsDraft()) {
+            if (method_exists($info, 'IsDraft') && $info->IsDraft()) {
                 $locales[] = $info->getLocaleObject();
             }
         }
diff --git a/src/Extension/FluentSiteTreeExtension.php b/src/Extension/FluentSiteTreeExtension.php
index 6d1fc5ab..a6117fa6 100644
--- a/src/Extension/FluentSiteTreeExtension.php
+++ b/src/Extension/FluentSiteTreeExtension.php
@@ -279,7 +279,7 @@ protected function getLocaleStatusMessage(): ?string
             $info = $owner->LocaleInformation($locale);
 
             // Our content hasn't been drafted or published.
-            if ($info->getSourceLocale()) {
+            if (method_exists($info, 'getSourceLocale') && $info->getSourceLocale()) {
                 // If this Locale has a Fallback, then content might be getting inherited from that Fallback.
                 return _t(
                     __CLASS__ . '.LOCALESTATUSFLUENTINHERITED',
@@ -506,7 +506,7 @@ protected function updateNoSourceFlag(array &$flags): void
         $owner = $this->owner;
         $info = $owner->LocaleInformation($locale);
 
-        if ($info->getSourceLocale()) {
+        if (method_exists($info, 'getSourceLocale') && $info->getSourceLocale()) {
             return;
         }