diff --git a/src/libs/languageserverprotocol/jsonkeys.h b/src/libs/languageserverprotocol/jsonkeys.h
index 37894f166e9..a4ba26e11c8 100644
--- a/src/libs/languageserverprotocol/jsonkeys.h
+++ b/src/libs/languageserverprotocol/jsonkeys.h
@@ -34,6 +34,7 @@ constexpr Key codeActionKindKey{"codeActionKind"};
 constexpr Key codeActionKindsKey{"codeActionKinds"};
 constexpr Key codeActionLiteralSupportKey{"codeActionLiteralSupport"};
 constexpr Key codeActionProviderKey{"codeActionProvider"};
+constexpr Key codeDescriptionKey{"codeDescription"};
 constexpr Key codeKey{"code"};
 constexpr Key codeLensKey{"codeLens"};
 constexpr Key codeLensProviderKey{"codeLensProvider"};
@@ -99,6 +100,7 @@ constexpr Key greenKey{"green"};
 constexpr Key hierarchicalDocumentSymbolSupportKey{"hierarchicalDocumentSymbolSupport"};
 constexpr Key hoverKey{"hover"};
 constexpr Key hoverProviderKey{"hoverProvider"};
+constexpr Key hrefKey{"href"};
 constexpr Key idKey{"id"};
 constexpr Key ignoreIfExistsKey{"ignoreIfExists"};
 constexpr Key ignoreIfNotExistsKey{"ignoreIfNotExists"};
diff --git a/src/libs/languageserverprotocol/lsptypes.h b/src/libs/languageserverprotocol/lsptypes.h
index 6e25fcb49d0..07e56e7c34f 100644
--- a/src/libs/languageserverprotocol/lsptypes.h
+++ b/src/libs/languageserverprotocol/lsptypes.h
@@ -154,6 +154,17 @@ enum class DiagnosticSeverity
 
 };
 
+class LANGUAGESERVERPROTOCOL_EXPORT CodeDescription : public JsonObject
+{
+public:
+    using JsonObject::JsonObject;
+
+    QString href() const { return typedValue<QString>(hrefKey); }
+    void setHref(const QString &href) { insert(hrefKey, href); }
+
+    bool isValid() const override { return contains(hrefKey); }
+};
+
 class LANGUAGESERVERPROTOCOL_EXPORT Diagnostic : public JsonObject
 {
 public:
@@ -188,6 +199,12 @@ public:
     { return typedValue<QString>(messageKey); }
     void setMessage(const QString &message) { insert(messageKey, message); }
 
+    std::optional<CodeDescription> codeDescription() const
+    { return optionalValue<CodeDescription>(codeDescriptionKey); }
+    void setCodeDescription(const CodeDescription &codeDescription)
+    { insert(codeDescriptionKey, codeDescription); }
+    void clearCodeDescription() { remove(codeDescriptionKey); }
+
     bool isValid() const override { return contains(rangeKey) && contains(messageKey); }
 };