Add const to config using directives.

1 files changed, 2 insertions, 2 deletions

diff --git a/searchcore/src/vespa/searchcore/proton/docsummary/isummarymanager.h b/searchcore/src/vespa/searchcore/proton/docsummary/isummarymanager.h
index 13e693dfe55..e4e32209e3a 100644
--- a/searchcore/src/vespa/searchcore/proton/docsummary/isummarymanager.h
+++ b/searchcore/src/vespa/searchcore/proton/docsummary/isummarymanager.h
@@ -18,8 +18,8 @@ namespace proton {
 class ISummaryManager
 {
 public:
-    using SummaryConfig = vespa::config::search::internal::InternalSummaryType;
-    using JuniperrcConfig = vespa::config::search::summary::internal::InternalJuniperrcType;
+    using SummaryConfig = const vespa::config::search::internal::InternalSummaryType;
+    using JuniperrcConfig = const vespa::config::search::summary::internal::InternalJuniperrcType;
     ISummaryManager(const ISummaryManager &) = delete;
     ISummaryManager & operator = (const ISummaryManager &) = delete;
     /**