diff --git a/book/pom.xml b/book/pom.xml
index 8b3d0cd..e0630e7 100644
--- a/book/pom.xml
+++ b/book/pom.xml
@@ -249,7 +249,7 @@ along with semanticcms-all.  If not, see <https://www.gnu.org/licenses/>.
         <groupId>com.aoapps</groupId><artifactId>ao-web-resources-servlet</artifactId><version>0.5.0${POST-SNAPSHOT}</version>
       </dependency>
       <dependency>
-        <groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.14.0</version>
+        <groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.15.0</version>
       </dependency>
       <!-- javaee-web-api-bom: <groupId>javax.el</groupId><artifactId>javax.el-api</artifactId> -->
       <!-- javaee-web-api-bom: <groupId>javax.servlet</groupId><artifactId>javax.servlet-api</artifactId> -->
diff --git a/pom.xml b/pom.xml
index 9c43078..b4d711f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -253,7 +253,7 @@ along with semanticcms-all.  If not, see <https://www.gnu.org/licenses/>.
         <groupId>com.aoapps</groupId><artifactId>ao-web-resources-servlet</artifactId><version>0.5.0${POST-SNAPSHOT}</version>
       </dependency>
       <dependency>
-        <groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.14.0</version>
+        <groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.15.0</version>
       </dependency>
       <!-- javaee-web-api-bom: <groupId>javax.el</groupId><artifactId>javax.el-api</artifactId> -->
       <!-- javaee-web-api-bom: <groupId>javax.servlet</groupId><artifactId>javax.servlet-api</artifactId> -->