diff --git a/README.md b/README.md
index 1b0650962aa..9aaa460529d 100644
--- a/README.md
+++ b/README.md
@@ -56,13 +56,13 @@ implementation 'com.google.cloud:google-cloud-spanner'
 If you are using Gradle without BOM, add this to your dependencies
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-spanner:6.21.0'
+implementation 'com.google.cloud:google-cloud-spanner:6.21.1'
 ```
 
 If you are using SBT, add this to your dependencies
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-spanner" % "6.21.0"
+libraryDependencies += "com.google.cloud" % "google-cloud-spanner" % "6.21.1"
 ```
 
 ## Authentication
diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index a152ef39a47..42a47627a48 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -22,7 +22,7 @@
     <maven.compiler.source>1.8</maven.compiler.source>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <opencensus.version>0.31.0</opencensus.version>
-    <trace.version>2.1.5</trace.version>
+    <trace.version>2.1.6</trace.version>
     <cloudmonitoring.version>3.2.5</cloudmonitoring.version>
   </properties>
 
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index fa3de45516b..352ac6bb1b6 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -22,7 +22,7 @@
     <maven.compiler.source>1.8</maven.compiler.source>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <opencensus.version>0.31.0</opencensus.version>
-    <trace.version>2.1.5</trace.version>
+    <trace.version>2.1.6</trace.version>
     <cloudmonitoring.version>3.2.5</cloudmonitoring.version>
   </properties>