Fix link to auto-adjust caches in tuning docs

Change-Id: Id368f97e2617a2530b25c56da79bc89a98c0a549
diff --git a/src/main/resources/Documentation/tuning.md b/src/main/resources/Documentation/tuning.md
index c3979b2..95bea8a 100644
--- a/src/main/resources/Documentation/tuning.md
+++ b/src/main/resources/Documentation/tuning.md
@@ -12,7 +12,7 @@
 to analyze your existing H2 caches [here](#analyze-h2-caches).
 
 In case you have already migrated to chronicle-map please follow instructions on
-how to further tune existing .dat caches [here](#tune-chronicle-map-caches).
+how to further tune existing .dat caches [here](#auto-adjust-chronicle-map-caches).
 
 ## Analyze H2 caches