diff --git a/src/libs/languageserverprotocol/languagefeatures.cpp b/src/libs/languageserverprotocol/languagefeatures.cpp
index bffa0df284f..de175b7e7e1 100644
--- a/src/libs/languageserverprotocol/languagefeatures.cpp
+++ b/src/libs/languageserverprotocol/languagefeatures.cpp
@@ -242,7 +242,7 @@ bool DocumentOnTypeFormattingParams::isValid(ErrorHierarchy *error) const
 }
 
 DocumentOnTypeFormattingRequest::DocumentOnTypeFormattingRequest(
-        const DocumentFormattingParams &params)
+        const DocumentOnTypeFormattingParams &params)
     : Request(methodName, params)
 { }
 
diff --git a/src/libs/languageserverprotocol/languagefeatures.h b/src/libs/languageserverprotocol/languagefeatures.h
index 5b1b9da3c2c..c1818b34f2c 100644
--- a/src/libs/languageserverprotocol/languagefeatures.h
+++ b/src/libs/languageserverprotocol/languagefeatures.h
@@ -786,10 +786,10 @@ public:
 };
 
 class LANGUAGESERVERPROTOCOL_EXPORT DocumentOnTypeFormattingRequest : public Request<
-        QList<TextEdit>, std::nullptr_t, DocumentFormattingParams>
+        LanguageClientArray<TextEdit>, std::nullptr_t, DocumentOnTypeFormattingParams>
 {
 public:
-    explicit DocumentOnTypeFormattingRequest(const DocumentFormattingParams &params);
+    explicit DocumentOnTypeFormattingRequest(const DocumentOnTypeFormattingParams &params);
     using Request::Request;
     constexpr static const char methodName[] = "textDocument/onTypeFormatting";
 };