diff --git a/pom.xml b/pom.xml
index 7c98dfc4..c03c933f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -81,7 +81,7 @@
     </distributionManagement>
 
     <properties>
-        <bouncycastle.version>1.77</bouncycastle.version>
+        <bouncycastle.version>1.78</bouncycastle.version>
         <jackson.version>2.17.0</jackson.version>
         <mavenVersion>3.6.3</mavenVersion>
         <resolverVersion>1.4.1</resolverVersion>
@@ -173,6 +173,11 @@
                 <artifactId>bcprov-jdk18on</artifactId>
                 <version>${bouncycastle.version}</version>
             </dependency>
+            <dependency>
+                <groupId>org.bouncycastle</groupId>
+                <artifactId>bcutil-jdk18on</artifactId>
+                <version>${bouncycastle.version}</version>
+            </dependency>
             <!-- /bouncycastle -->
 
             <!-- codehaus -->
@@ -372,6 +377,11 @@
             <groupId>org.bouncycastle</groupId>
             <artifactId>bcprov-jdk18on</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.bouncycastle</groupId>
+            <artifactId>bcutil-jdk18on</artifactId>
+            <scope>runtime</scope>
+        </dependency>
         <!-- /bouncycastle -->
 
         <!-- codehaus -->
@@ -552,6 +562,7 @@
                     <skip>${maven.test.skip}</skip>
                     <failOnWarning>true</failOnWarning>
                     <ignoredUnusedDeclaredDependencies>
+                        <ignored>org.bouncycastle:bcutil-jdk18on</ignored>
                         <ignored>org.mockito:mockito-inline</ignored>
                         <ignored>org.simplify4u:slf4j-mock</ignored>
                     </ignoredUnusedDeclaredDependencies>