Prepare for release 31.0.1.

RELNOTES=n/a
PiperOrigin-RevId: 399242763
diff --git a/README.md b/README.md
index 6898aa9..d5bcf55 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@
 Guava provides two different "flavors": one for use on a (Java 8+) JRE and one
 for use on Android or Java 7 or by any library that wants to be compatible with
 either of those. These flavors are specified in the Maven version field as
-either `31.0-jre` or `31.0-android`. For more about depending on Guava, see
+either `31.0.1-jre` or `31.0.1-android`. For more about depending on Guava, see
 [using Guava in your build].
 
 To add a dependency on Guava using Maven, use the following:
@@ -32,9 +32,9 @@
 <dependency>
   <groupId>com.google.guava</groupId>
   <artifactId>guava</artifactId>
-  <version>31.0-jre</version>
+  <version>31.0.1-jre</version>
   <!-- or, for Android: -->
-  <version>31.0-android</version>
+  <version>31.0.1-android</version>
 </dependency>
 ```
 
@@ -45,16 +45,16 @@
   // Pick one:
 
   // 1. Use Guava in your implementation only:
-  implementation("com.google.guava:guava:31.0-jre")
+  implementation("com.google.guava:guava:31.0.1-jre")
 
   // 2. Use Guava types in your public API:
-  api("com.google.guava:guava:31.0-jre")
+  api("com.google.guava:guava:31.0.1-jre")
 
   // 3. Android - Use Guava in your implementation only:
-  implementation("com.google.guava:guava:31.0-android")
+  implementation("com.google.guava:guava:31.0.1-android")
 
   // 4. Android - Use Guava types in your public API:
-  api("com.google.guava:guava:31.0-android")
+  api("com.google.guava:guava:31.0.1-android")
 }
 ```
 
diff --git a/guava-testlib/README.md b/guava-testlib/README.md
index 934ddba..4368995 100644
--- a/guava-testlib/README.md
+++ b/guava-testlib/README.md
@@ -13,7 +13,7 @@
 <dependency>
   <groupId>com.google.guava</groupId>
   <artifactId>guava-testlib</artifactId>
-  <version>31.0-jre</version>
+  <version>31.0.1-jre</version>
   <scope>test</scope>
 </dependency>
 ```
@@ -22,7 +22,7 @@
 
 ```gradle
 dependencies {
-  test 'com.google.guava:guava-testlib:31.0-jre'
+  test 'com.google.guava:guava-testlib:31.0.1-jre'
 }
 ```