diff --git a/Classes/Command/IndexCommandController.php b/Classes/Command/IndexCommandController.php
index dff0fb3..b01800e 100644
--- a/Classes/Command/IndexCommandController.php
+++ b/Classes/Command/IndexCommandController.php
@@ -54,7 +54,7 @@ class IndexCommandController extends CommandController
     {
         $this->executeForIdentifier($identifiers, function (IndexerInterface $indexer) {
             $indexer->indexAllDocuments();
-            $this->outputLine('Documents in indice ' . $indexer->getIdentifier() . ' were indexed.');
+            $this->outputLine('Documents in index ' . $indexer->getIdentifier() . ' were indexed.');
         });
     }
 
@@ -67,7 +67,7 @@ class IndexCommandController extends CommandController
     {
         $this->executeForIdentifier($identifiers, function (IndexerInterface $indexer) {
             $indexer->deleteDocuments();
-            $this->outputLine('Documents in indice ' . $indexer->getIdentifier() . ' were deleted.');
+            $this->outputLine('Documents in index ' . $indexer->getIdentifier() . ' were deleted.');
         });
     }
 
diff --git a/Documentation/source/usage.rst b/Documentation/source/usage.rst
index 8e0d93c..687ae2d 100644
--- a/Documentation/source/usage.rst
+++ b/Documentation/source/usage.rst
@@ -33,7 +33,7 @@ You can trigger deletion for indexes from CLI::
 This will delete the index for the table ``pages``. Deletion means removing all
 documents from the index.
 
-Multiple indices can be called by providing a comma separated list of identifiers as
+Multiple indexes can be called by providing a comma separated list of identifiers as
 a single argument. Spaces before and after commas are ignored.
 
 .. _usage_manual_flush:
@@ -49,7 +49,7 @@ You can trigger flush for indexes from CLI::
 This will flush the index for the table ``pages``. Flush means removing the index
 from backend.
 
-Multiple indices can be called by providing a comma separated list of identifiers as
+Multiple indexes can be called by providing a comma separated list of identifiers as
 a single argument. Spaces before and after commas are ignored.
 
 .. _usage_auto_indexing:
diff --git a/Tests/Unit/Command/IndexCommandControllerTest.php b/Tests/Unit/Command/IndexCommandControllerTest.php
index d722f6d..2b52109 100644
--- a/Tests/Unit/Command/IndexCommandControllerTest.php
+++ b/Tests/Unit/Command/IndexCommandControllerTest.php
@@ -85,7 +85,7 @@ class IndexCommandControllerTest extends AbstractUnitTestCase
             ->method('quit');
         $this->subject->expects($this->once())
             ->method('outputLine')
-            ->with('Documents in indice allowedTable were indexed.');
+            ->with('Documents in index allowedTable were indexed.');
         $this->indexerFactory->expects($this->once())
             ->method('getIndexer')
             ->with('allowedTable')
@@ -107,7 +107,7 @@ class IndexCommandControllerTest extends AbstractUnitTestCase
             ->willReturn('allowedTable');
         $this->subject->expects($this->once())
             ->method('outputLine')
-            ->with('Documents in indice allowedTable were deleted.');
+            ->with('Documents in index allowedTable were deleted.');
         $this->indexerFactory->expects($this->once())
             ->method('getIndexer')
             ->with('allowedTable')
@@ -131,7 +131,7 @@ class IndexCommandControllerTest extends AbstractUnitTestCase
             ->willReturn('pages');
         $this->subject->expects($this->once())
             ->method('outputLine')
-            ->with('Indice pages was flushed.');
+            ->with('Index pages was deleted.');
         $this->indexerFactory->expects($this->once())
             ->method('getIndexer')
             ->with('pages')
@@ -177,8 +177,8 @@ class IndexCommandControllerTest extends AbstractUnitTestCase
         $this->subject->expects($this->exactly(2))
             ->method('outputLine')
             ->withConsecutive(
-                ['Documents in indice allowedTable were indexed.'],
-                ['Documents in indice anotherTable were indexed.']
+                ['Documents in index allowedTable were indexed.'],
+                ['Documents in index anotherTable were indexed.']
             );
         $this->indexerFactory->expects($this->exactly(2))
             ->method('getIndexer')
@@ -203,7 +203,7 @@ class IndexCommandControllerTest extends AbstractUnitTestCase
             ->method('quit');
         $this->subject->expects($this->once())
             ->method('outputLine')
-            ->with('Documents in indice allowedTable were indexed.');
+            ->with('Documents in index allowedTable were indexed.');
         $this->indexerFactory->expects($this->once())
             ->method('getIndexer')
             ->with('allowedTable')
@@ -229,7 +229,7 @@ class IndexCommandControllerTest extends AbstractUnitTestCase
             ->method('outputLine')
             ->withConsecutive(
                 ['No indexer found for: nonExisting.'],
-                ['Documents in indice allowedTable were indexed.']
+                ['Documents in index allowedTable were indexed.']
             );
         $this->indexerFactory->expects($this->exactly(2))
             ->method('getIndexer')