diff --git a/Block/Adminhtml/System/Config/Composer/Version.php b/Block/Adminhtml/System/Config/Composer/Version.php
index 04694e8..31de69f 100755
--- a/Block/Adminhtml/System/Config/Composer/Version.php
+++ b/Block/Adminhtml/System/Config/Composer/Version.php
@@ -50,7 +50,7 @@ public function render(AbstractElement $element)
      */
     protected function _getElementHtml(AbstractElement $element)
     {
-        $isElementIdModuleName = (strpos($element->getOriginalData('id'), 'MagePal_') === 0);
+        $isElementIdModuleName = (strpos((string)$element->getOriginalData('id'), 'MagePal_') === 0);
         $moduleName = $isElementIdModuleName ? $element->getOriginalData('id') : $this->getModuleName();
 
         return 'v' . $this->module->getInstalledVersion($moduleName);
diff --git a/Model/Module.php b/Model/Module.php
index 7db099f..d6bad27 100644
--- a/Model/Module.php
+++ b/Model/Module.php
@@ -315,7 +315,7 @@ public function getMyExtensionList()
     {
         if (empty($this->myExtensionList)) {
             foreach ($this->moduleList->getNames() as $name) {
-                if (strpos($name, $this->filterModule) !== false && !in_array($name, $this->ignoreList)) {
+                if (strpos((string) $name, $this->filterModule) !== false && !in_array($name, $this->ignoreList)) {
                     $composerName = $this->getInstalledComposerName($name);
                     if ($composerName) {
                         $this->myExtensionList[$composerName] = [