diff --git a/src/libs/cplusplus/LookupContext.cpp b/src/libs/cplusplus/LookupContext.cpp
index fa3280663fd..d34b4544db4 100644
--- a/src/libs/cplusplus/LookupContext.cpp
+++ b/src/libs/cplusplus/LookupContext.cpp
@@ -585,7 +585,6 @@ public:
     QHash<Internal::FullyQualifiedName, Symbol *> *_scopeLookupCache;
 
     // it's an instantiation.
-    const TemplateNameId *_templateId;
     LookupScopePrivate *_instantiationOrigin;
 
     AlreadyConsideredClassContainer<Class> _alreadyConsideredClasses;