diff --git a/src/plugins/texteditor/highlighter.cpp b/src/plugins/texteditor/highlighter.cpp
index 3bf33c3fdf6..07638bb8bcf 100644
--- a/src/plugins/texteditor/highlighter.cpp
+++ b/src/plugins/texteditor/highlighter.cpp
@@ -177,8 +177,8 @@ Highlighter::Definitions Highlighter::definitionsForFileName(const Utils::FilePa
     return definitions;
 }
 
-void Highlighter::rememberDefintionForDocument(const Highlighter::Definition &definition,
-                                               const TextDocument *document)
+void Highlighter::rememberDefinitionForDocument(const Highlighter::Definition &definition,
+                                                const TextDocument *document)
 {
     QTC_ASSERT(document, return );
     if (!definition.isValid())
@@ -207,7 +207,7 @@ void Highlighter::rememberDefintionForDocument(const Highlighter::Definition &de
     settings->endGroup();
 }
 
-void Highlighter::clearDefintionForDocumentCache()
+void Highlighter::clearDefinitionForDocumentCache()
 {
     QSettings *settings = Core::ICore::settings();
     settings->beginGroup(Constants::HIGHLIGHTER_SETTINGS_CATEGORY);
diff --git a/src/plugins/texteditor/highlighter.h b/src/plugins/texteditor/highlighter.h
index 8de0769969b..e18a67e8f8e 100644
--- a/src/plugins/texteditor/highlighter.h
+++ b/src/plugins/texteditor/highlighter.h
@@ -50,9 +50,9 @@ public:
     static Definitions definitionsForMimeType(const QString &mimeType);
     static Definitions definitionsForFileName(const Utils::FilePath &fileName);
 
-    static void rememberDefintionForDocument(const Definition &definition,
-                                             const TextDocument *document);
-    static void clearDefintionForDocumentCache();
+    static void rememberDefinitionForDocument(const Definition &definition,
+                                              const TextDocument *document);
+    static void clearDefinitionForDocumentCache();
 
     static void addCustomHighlighterPath(const Utils::FilePath &path);
     static void downloadDefinitions(std::function<void()> callback = nullptr);
diff --git a/src/plugins/texteditor/highlightersettingspage.cpp b/src/plugins/texteditor/highlightersettingspage.cpp
index e0a7f12c490..3f31051c093 100644
--- a/src/plugins/texteditor/highlightersettingspage.cpp
+++ b/src/plugins/texteditor/highlightersettingspage.cpp
@@ -116,7 +116,7 @@ QWidget *HighlighterSettingsPage::widget()
             Highlighter::reload();
         });
         connect(m_d->m_page->resetCache, &QPushButton::clicked, []() {
-            Highlighter::clearDefintionForDocumentCache();
+            Highlighter::clearDefinitionForDocumentCache();
         });
 
         settingsToUI();
diff --git a/src/plugins/texteditor/texteditor.cpp b/src/plugins/texteditor/texteditor.cpp
index b2f2bacb5f8..c10e156b60c 100644
--- a/src/plugins/texteditor/texteditor.cpp
+++ b/src/plugins/texteditor/texteditor.cpp
@@ -3181,7 +3181,7 @@ void TextEditorWidgetPrivate::rememberCurrentSyntaxDefinition()
         return;
     const Highlighter::Definition &definition = highlighter->definition();
     if (definition.isValid())
-        Highlighter::rememberDefintionForDocument(definition, m_document.data());
+        Highlighter::rememberDefinitionForDocument(definition, m_document.data());
 }
 
 bool TextEditorWidget::codeFoldingVisible() const