diff --git a/.travis.yml b/.travis.yml
index 71357fb51..77f96bb2c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,16 +20,20 @@ matrix:
   fast_finish: true
 
   include:
-    - php: 7.0
+    - php: 7.1
       env: PHPCS=1 DEFAULT=0
 
-    - php: 7.0
+    - php: 7.1
       env: PHPSTAN=1 DEFAULT=0
 
+    - php: 5.6
+      env: PREFER_LOWEST=1
+
 before_script:
-  - if [[ $TRAVIS_PHP_VERSION != 7.0 && $TRAVIS_PHP_VERSION != 7.2 ]]; then phpenv config-rm xdebug.ini; fi
+  - if [[ $TRAVIS_PHP_VERSION != 7.1 ]]; then phpenv config-rm xdebug.ini; fi
 
-  - composer install --prefer-dist --no-interaction
+  - if [[ $PREFER_LOWEST != 1 ]]; then composer install --no-interaction; fi
+  - if [[ $PREFER_LOWEST = 1 ]]; then composer update --no-interaction --prefer-lowest --prefer-stable; fi
 
   - if [[ $DB = 'mysql' ]]; then mysql -e 'CREATE DATABASE cakephp_test;'; fi
   - if [[ $DB = 'pgsql' ]]; then psql -c 'CREATE DATABASE cakephp_test;' -U postgres; fi
@@ -38,14 +42,14 @@ before_script:
   - if [[ $PHPSTAN = 1 ]]; then composer require phpstan/phpstan:^0.9; fi
 
 script:
-  - if [[ $DEFAULT = 1 && $TRAVIS_PHP_VERSION != 7.0 ]]; then vendor/bin/phpunit; fi
-  - if [[ $DEFAULT = 1 && $TRAVIS_PHP_VERSION = 7.0 ]]; then vendor/bin/phpunit --coverage-clover=clover.xml; fi
+  - if [[ $DEFAULT = 1 && $TRAVIS_PHP_VERSION != 7.1 ]]; then vendor/bin/phpunit; fi
+  - if [[ $DEFAULT = 1 && $TRAVIS_PHP_VERSION = 7.1 ]]; then vendor/bin/phpunit --coverage-clover=clover.xml; fi
 
   - if [[ $PHPCS = 1 ]]; then vendor/bin/phpcs -p --extensions=php --standard=vendor/cakephp/cakephp-codesniffer/CakePHP ./src ./tests; fi
   - if [[ $PHPSTAN = 1 ]]; then vendor/bin/phpstan analyse -c phpstan.neon -l 4 src; fi
 
 after_success:
-  - if [[ $DEFAULT = 1 && $TRAVIS_PHP_VERSION = 7.0 ]]; then bash <(curl -s https://codecov.io/bash); fi
+  - if [[ $DEFAULT = 1 && $TRAVIS_PHP_VERSION = 7.1 ]]; then bash <(curl -s https://codecov.io/bash); fi
 
 notifications:
   email: false
diff --git a/aliases.php b/aliases.php
new file mode 100644
index 000000000..721631408
--- /dev/null
+++ b/aliases.php
@@ -0,0 +1,15 @@
+<?php
+if (!class_exists('Cake\Http\Exception\MethodNotAllowedException')) {
+    class_alias(
+        'Cake\Network\Exception\MethodNotAllowedException',
+        'Cake\Http\Exception\MethodNotAllowedException'
+    );
+    class_alias(
+        'Cake\Network\Exception\NotImplementedException',
+        'Cake\Http\Exception\NotImplementedException'
+    );
+    class_alias(
+        'Cake\Network\Exception\BadRequestException',
+        'Cake\Http\Exception\BadRequestException'
+    );
+}
diff --git a/composer.json b/composer.json
index 350ca1856..9554d1372 100644
--- a/composer.json
+++ b/composer.json
@@ -39,7 +39,7 @@
         }
     ],
     "require": {
-        "cakephp/cakephp": "^3.6"
+        "cakephp/cakephp": "^3.5"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.7.14|^6.0",
@@ -50,7 +50,10 @@
     "autoload": {
         "psr-4": {
             "Crud\\": "src"
-        }
+        },
+        "files": [
+            "aliases.php"
+        ]
     },
     "autoload-dev": {
         "psr-4": {
diff --git a/src/Controller/ControllerTrait.php b/src/Controller/ControllerTrait.php
index b4e5413ff..891d01764 100644
--- a/src/Controller/ControllerTrait.php
+++ b/src/Controller/ControllerTrait.php
@@ -21,6 +21,18 @@ trait ControllerTrait
      */
     public $dispatchComponents = [];
 
+    /**
+     * Get controller name.
+     *
+     * Added for backwards compatibility with CakePHP 3.5.
+     *
+     * @return string
+     */
+    public function getName()
+    {
+        return $this->name;
+    }
+
     /**
      * Dispatches the controller action. Checks that the action exists and isn't private.
      *
diff --git a/src/Listener/RelatedModelsListener.php b/src/Listener/RelatedModelsListener.php
index 4235ff95b..f9f0dbd5f 100644
--- a/src/Listener/RelatedModelsListener.php
+++ b/src/Listener/RelatedModelsListener.php
@@ -37,7 +37,12 @@ public function implementedEvents()
      */
     public function beforePaginate(Event $event)
     {
-        $contained = $event->getSubject()->query->getContain();
+        $method = 'contain';
+        if (method_exists($event->getSubject()->query, 'getContain')) {
+            $method = 'getContain';
+        }
+        $contained = $event->getSubject()->query->$method();
+
         if (!empty($contained)) {
             return;
         }
diff --git a/tests/TestCase/Controller/Component/CrudComponentTest.php b/tests/TestCase/Controller/Component/CrudComponentTest.php
index 8bad87249..d3976a974 100644
--- a/tests/TestCase/Controller/Component/CrudComponentTest.php
+++ b/tests/TestCase/Controller/Component/CrudComponentTest.php
@@ -56,6 +56,7 @@ public function getLog($params = [])
 
 class CrudExamplesController extends \Cake\Controller\Controller
 {
+    use \Crud\Controller\ControllerTrait;
 
     public $modelClass = 'CrudExamples';
 
diff --git a/tests/TestCase/Listener/ApiListenerTest.php b/tests/TestCase/Listener/ApiListenerTest.php
index a8a0940c1..58079f12c 100644
--- a/tests/TestCase/Listener/ApiListenerTest.php
+++ b/tests/TestCase/Listener/ApiListenerTest.php
@@ -538,7 +538,7 @@ public function testEnsureSerializeWithoutViewVar()
             ->getMock();
 
         $controller = $this
-            ->getMockBuilder('\Cake\Controller\Controller')
+            ->getMockBuilder('\Crud\Test\App\Controller\BlogsController')
             ->setMethods(['set'])
             ->disableOriginalConstructor()
             ->getMock();
diff --git a/tests/TestCase/Listener/RelatedModelsListenerTest.php b/tests/TestCase/Listener/RelatedModelsListenerTest.php
index f8c2f4d61..647777184 100644
--- a/tests/TestCase/Listener/RelatedModelsListenerTest.php
+++ b/tests/TestCase/Listener/RelatedModelsListenerTest.php
@@ -287,7 +287,7 @@ public function testbeforePaginate()
         $table = $this
             ->getMockBuilder('\Cake\ORM\Table')
             ->disableOriginalConstructor()
-            ->setMethods(['associations', 'findAssociation', 'getSchema'])
+            ->setMethods(['associations', 'findAssociation', 'association', 'getSchema'])
             ->getMock();
 
         $table
@@ -309,7 +309,11 @@ public function testbeforePaginate()
         $event = new Event('beforePaginate', $subject);
 
         $listener->beforePaginate($event);
-        $result = $event->getSubject()->query->getContain();
+        if (method_exists($event->getSubject()->query, 'getContain')) {
+            $result = $event->getSubject()->query->getContain();
+        } else {
+            $result = $event->getSubject()->query->contain();
+        }
 
         $this->assertEquals(['Users' => []], $result);
     }