diff --git a/source/data-formats.txt b/source/data-formats.txt
index 6225439..767d26a 100644
--- a/source/data-formats.txt
+++ b/source/data-formats.txt
@@ -21,7 +21,7 @@ Specialized Data Formats
    :titlesonly:
    :maxdepth: 1
 
-   Time Series Data </data-formats/time-series>
+   Time Series </data-formats/time-series>
 
 Overview
 --------
diff --git a/source/index.txt b/source/index.txt
index 3d78e38..367e7fb 100644
--- a/source/index.txt
+++ b/source/index.txt
@@ -29,7 +29,7 @@ MongoDB Java Reactive Streams Documentation
    Indexes </indexes>
    Aggregation </aggregation>
    Security </secure-your-data>
-   Operations on Replica Sets </read-write-configuration>
+   Replica Set Operations </read-write-configuration>
    Data Formats </data-formats>
    Logging </logging>
    Monitor Your Deployment </monitoring>