diff --git a/tests/unit/Application/Model/ConfigurationTest.php b/tests/unit/Application/Model/ConfigurationTest.php
index ab1f7b9..b793608 100644
--- a/tests/unit/Application/Model/ConfigurationTest.php
+++ b/tests/unit/Application/Model/ConfigurationTest.php
@@ -267,7 +267,7 @@ class ConfigurationTest extends d3ModCfgUnitTestCase
      */
     public function canGetActionsByGroup()
     {
-        $actionList = ['abc' => '123', 'def' => '456'];
+        $actionList = ['abc' => ['123'], 'def' => ['456']];
 
         $this->setValue(
             $this->_oModel,
@@ -276,7 +276,7 @@ class ConfigurationTest extends d3ModCfgUnitTestCase
         );
 
         $this->assertSame(
-            '456',
+            ['456'],
             $this->callMethod(
                 $this->_oModel,
                 'getActionsByGroup',
@@ -292,7 +292,7 @@ class ConfigurationTest extends d3ModCfgUnitTestCase
      */
     public function canGetExportsByGroup()
     {
-        $exportList = ['abc' => '123', 'def' => '456'];
+        $exportList = ['abc' => ['123'], 'def' => ['456']];
 
         $this->setValue(
             $this->_oModel,
@@ -301,7 +301,7 @@ class ConfigurationTest extends d3ModCfgUnitTestCase
         );
 
         $this->assertSame(
-            '456',
+            ['456'],
             $this->callMethod(
                 $this->_oModel,
                 'getExportsByGroup',
diff --git a/tests/unit/Application/Model/ExportBaseTest.php b/tests/unit/Application/Model/ExportBaseTest.php
index 77677ce..9b5f2f6 100644
--- a/tests/unit/Application/Model/ExportBaseTest.php
+++ b/tests/unit/Application/Model/ExportBaseTest.php
@@ -572,7 +572,7 @@ class ExportBaseTest extends d3ModCfgUnitTestCase
             $result = $this->callMethod(
                 $this->_oModel,
                 'getExportData',
-                [[$query], ['param1', 'param2']]
+                [[$query, ['param1', 'param2']]]
             );
 
             $this->assertSame(
diff --git a/tests/unit/Application/Model/ExportRenderer/JsonTest.php b/tests/unit/Application/Model/ExportRenderer/JsonTest.php
index 07c576e..991b93a 100644
--- a/tests/unit/Application/Model/ExportRenderer/JsonTest.php
+++ b/tests/unit/Application/Model/ExportRenderer/JsonTest.php
@@ -55,12 +55,12 @@ class JsonTest extends ExportRendererTest
     }
 
     /**
-     * @return \string[][]
+     * @return string[][]
      */
     public function canGetContentDataProvider(): array
     {
         return [
-            'valid' => [['value1', 'value2'], false],
+            'valid' => [['value1', "value2"], false],
             'invalid'   => [["text" => "\xB1\x31"], true],  // malformed UTF8 chars
         ];
     }