diff --git a/src/FabianBeiner/Todoist/TodoistCommentsTrait.php b/src/FabianBeiner/Todoist/TodoistCommentsTrait.php
index 6aafa35..e1e2cd5 100644
--- a/src/FabianBeiner/Todoist/TodoistCommentsTrait.php
+++ b/src/FabianBeiner/Todoist/TodoistCommentsTrait.php
@@ -108,9 +108,9 @@ public function createComment(string $commentType, int $typeId, string $comment)
         }
 
         $data = $this->preparePostData([
-                                           $commentType . '_id' => $typeId,
-                                           'content'            => $comment,
-                                       ]);
+            $commentType . '_id' => $typeId,
+            'content'            => $comment,
+        ]);
         /** @var object $result Result of the POST request. */
         $result = $this->post('comments', $data);
 
@@ -168,7 +168,6 @@ public function getComment(int $commentId)
      */
     public function updateComment(int $commentId, string $content): bool
     {
-        $content = filter_var($content, FILTER_SANITIZE_STRING);
         if ( ! strlen($content) || ! $this->validateId($commentId)) {
             return false;
         }
diff --git a/src/FabianBeiner/Todoist/TodoistLabelsTrait.php b/src/FabianBeiner/Todoist/TodoistLabelsTrait.php
index 7cfd13c..06dfaf4 100644
--- a/src/FabianBeiner/Todoist/TodoistLabelsTrait.php
+++ b/src/FabianBeiner/Todoist/TodoistLabelsTrait.php
@@ -47,7 +47,6 @@ public function getAllLabels()
      */
     public function createLabel(string $labelName, array $optionalParameters = [])
     {
-        $labelName = filter_var($labelName, FILTER_SANITIZE_STRING);
         if ( ! strlen($labelName)) {
             return false;
         }
@@ -104,7 +103,6 @@ public function getLabel(int $labelId)
      */
     public function updateLabel(int $labelId, string $newLabelName, array $optionalParameters = []): bool
     {
-        $newLabelName = filter_var($newLabelName, FILTER_SANITIZE_STRING);
         if ( ! strlen($newLabelName) || ! $this->validateId($labelId)) {
             return false;
         }
diff --git a/src/FabianBeiner/Todoist/TodoistProjectsTrait.php b/src/FabianBeiner/Todoist/TodoistProjectsTrait.php
index e24c943..ce7beb6 100644
--- a/src/FabianBeiner/Todoist/TodoistProjectsTrait.php
+++ b/src/FabianBeiner/Todoist/TodoistProjectsTrait.php
@@ -47,7 +47,6 @@ public function getAllProjects()
      */
     public function createProject(string $projectName, array $optionalParameters = [])
     {
-        $projectName = filter_var($projectName, FILTER_SANITIZE_STRING);
         if ( ! strlen($projectName)) {
             return false;
         }
@@ -102,7 +101,6 @@ public function getProject(int $projectId)
      */
     public function updateProject(int $projectId, string $newProjectName, array $optionalParameters = []): bool
     {
-        $newProjectName = filter_var($newProjectName, FILTER_SANITIZE_STRING);
         if ( ! strlen($newProjectName) || ! $this->validateId($projectId)) {
             return false;
         }
diff --git a/src/FabianBeiner/Todoist/TodoistSectionsTrait.php b/src/FabianBeiner/Todoist/TodoistSectionsTrait.php
index a12fff9..6b1ec03 100644
--- a/src/FabianBeiner/Todoist/TodoistSectionsTrait.php
+++ b/src/FabianBeiner/Todoist/TodoistSectionsTrait.php
@@ -55,7 +55,6 @@ public function getAllSections(int $projectId = 0)
      */
     public function createSection(string $sectionName, int $projectId, array $optionalParameters = [])
     {
-        $sectionName = filter_var($sectionName, FILTER_SANITIZE_STRING);
         if ( ! strlen($sectionName) || ! $this->validateId($projectId)) {
             return false;
         }
@@ -110,7 +109,6 @@ public function getSection(int $sectionId)
      */
     public function updateSection(int $sectionId, string $newSectionName): bool
     {
-        $newSectionName = filter_var($newSectionName, FILTER_SANITIZE_STRING);
         if ( ! strlen($newSectionName) || ! $this->validateId($sectionId)) {
             return false;
         }
diff --git a/src/FabianBeiner/Todoist/TodoistTasksTrait.php b/src/FabianBeiner/Todoist/TodoistTasksTrait.php
index 91ae5a0..54af022 100644
--- a/src/FabianBeiner/Todoist/TodoistTasksTrait.php
+++ b/src/FabianBeiner/Todoist/TodoistTasksTrait.php
@@ -48,7 +48,6 @@ public function getAllTasks(array $options = [])
      */
     public function createTask(string $content, array $options = [])
     {
-        $content = filter_var($content, FILTER_SANITIZE_STRING);
         if ( ! strlen($content)) {
             return false;
         }
@@ -92,7 +91,6 @@ public function getTask(int $taskId)
      */
     public function updateTask(int $taskId, string $content = null, array $options = []): bool
     {
-        $content = filter_var($content, FILTER_SANITIZE_STRING);
         if ( ! $this->validateId($taskId)) {
             return false;
         }