diff --git a/book/pom.xml b/book/pom.xml
index 21e3dc6..b77bf7f 100644
--- a/book/pom.xml
+++ b/book/pom.xml
@@ -299,7 +299,7 @@ along with pragmatickm-password-taglib.  If not, see <https://www.gnu.org/licens
         <groupId>com.aoapps</groupId><artifactId>ao-web-resources-servlet</artifactId><version>0.5.0${POST-SNAPSHOT}</version>
       </dependency>
       <dependency>
-        <groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.12.0</version>
+        <groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.13.0</version>
       </dependency>
       <!-- javaee-web-api-bom: <groupId>javax.el</groupId><artifactId>javax.el-api</artifactId> -->
       <dependency>
diff --git a/pom.xml b/pom.xml
index 3e9d899..1f1616d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -449,7 +449,7 @@ along with pragmatickm-password-taglib.  If not, see <https://www.gnu.org/licens
         <groupId>com.aoindustries</groupId><artifactId>aoserv-client</artifactId><version>1.91.8${POST-SNAPSHOT}</version>
       </dependency>
       <dependency>
-        <groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.12.0</version>
+        <groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.13.0</version>
       </dependency>
       <dependency>
         <groupId>joda-time</groupId><artifactId>joda-time</artifactId><version>2.12.5</version>