diff --git a/rascal-lsp/src/main/java/org/rascalmpl/vscode/lsp/parametric/model/ParametricSummaryBridge.java b/rascal-lsp/src/main/java/org/rascalmpl/vscode/lsp/parametric/model/ParametricSummaryBridge.java
index 50223929a..6c4b20ac7 100644
--- a/rascal-lsp/src/main/java/org/rascalmpl/vscode/lsp/parametric/model/ParametricSummaryBridge.java
+++ b/rascal-lsp/src/main/java/org/rascalmpl/vscode/lsp/parametric/model/ParametricSummaryBridge.java
@@ -485,7 +485,7 @@ public Summary create(InterruptibleFuture<IConstructor> calculation) {
         return new SummarizerSummary(calculation);
     }
 
-    protected <T> InterruptibleFuture<Lazy<IRangeMap<List<T>>>> mapCalculation(String logName,
+    private <T> InterruptibleFuture<Lazy<IRangeMap<List<T>>>> mapCalculation(String logName,
         InterruptibleFuture<IConstructor> calculation, String kwField, Function<IValue, T> valueMapper) {
 
         logger.trace("{}: Mapping summary by getting {}", logName, kwField);